· Mason Everett · Reviews · 11 min read
10 Best Water Softener With Reverse Osmosis for 2025
Finding the perfect solution to tackle both hard water and impurities can feel overwhelming with so many options on the market.
We’ve streamlined the process by evaluating dozens of systems based on four critical criteria: performance, quality, durability, and overall value.
Our research focuses on providing you with the Best Water Softener With Reverse Osmosis, ensuring you get a system that not only purifies your drinking water but also protects your entire home’s plumbing and appliances.
This guide will walk you through our top selections, helping you make a confident and informed decision for cleaner, safer, and softer water throughout your home.
Expert Recommendations ✨
Our Top Picks
After testing dozens of products, we've selected the best options for every budget and need. Each recommendation has been thoroughly evaluated for performance, durability, and value.
Aquasure Whole House Water Softener & RO System
This comprehensive bundle combines a high-capacity 64,000-grain water softener with a 75 GPD reverse osmosis system. It is the perfect all-in-one solution for large households seeking both soft water and pure drinking water.
Aquasure Whole House Filtration & Softener Bundle
An upgraded package that includes pre-filters to remove sediment, chlorine, and VOCs before softening. This system offers maximum protection for your appliances and delivers exceptionally pure water.
PRO+AQUA Elite 5-Stage Well Water System
Specifically engineered for well water, this 5-stage system tackles heavy metals, iron, sulfur, and hardness. It is a robust solution for households that need serious contaminant removal and water softening.
APEC Whole House Salt-Free Conditioner & RO System
Ideal for those who want to avoid salt-based softeners, this system uses a conditioner to prevent scale buildup while its RO unit purifies drinking water. It offers a low-maintenance approach to whole-house water treatment.
iSpring 6-Stage Alkaline RO System
This under-sink RO system not only removes contaminants but also adds beneficial minerals back into the water to raise its pH. It is an excellent choice for those who prefer the taste and health benefits of alkaline water.
Waterdrop G3P600 Tankless RO System
Featuring a sleek, space-saving design, this tankless RO system delivers a high flow rate of 600 GPD and a low drain ratio. The smart faucet displays TDS levels and filter life, making it a modern and efficient choice.
APEC Top Tier Alkaline Mineral RO System
This 6-stage system from APEC enhances water with calcium minerals for improved alkalinity and taste. It removes up to 99% of contaminants, providing safe, pure, and great-tasting drinking water.
American Water Solutions Sani-System Sanitizer
Keep your water softener and RO system in peak condition with this NSF-certified sanitizer concentrate. It works in just 60 seconds to clean your equipment without causing any harm, ensuring system longevity.
Dual Air Gap for Softener & RO
A crucial plumbing component for a safe and compliant installation. This certified air gap prevents backflow and ensures your system operates quietly and without splashes, protecting your home from potential water damage.
IPW Industries Sani System Cleaner
An affordable and versatile cleaner for RO systems, coolers, and water softeners. This single-use packet makes maintenance simple, enhancing water quality and extending the life of your appliances.
10 Best Water Softener With Reverse Osmosis
Choosing the right water treatment system is a significant investment in your home’s health and infrastructure. These carefully selected products represent the pinnacle of water softening and purification technology, designed to provide comprehensive solutions for any household. Read on to discover which system is the perfect fit for your specific needs.
Aquasure 64,000 Grains Whole House Softener & RO Bundle
Best All-in-One Solution for Large Homes
The Aquasure 64,000 Grains Whole House Bundle is a powerhouse designed for large families and homes with 4 to 6 bathrooms.
This system combines a high-capacity water softener with a 75 GPD reverse osmosis drinking system, delivering a complete water treatment solution.
The softener effectively removes hard minerals like calcium and magnesium, which cause scale buildup and skin irritation.
Simultaneously, the under-sink RO system purifies your drinking water, removing up to 99% of contaminants.
Its high-efficiency control head minimizes water waste during regeneration, making it a cost-effective and environmentally friendly choice for those who need both softened and purified water without compromise.
Product Specs
| Grain Capacity | 64,000 |
| RO Capacity | 75 GPD |
| Best For | 4-6+ Bathrooms |
| Control Head | Digital Metered |
| Warranty | 5 Years |
Features
- High Capacity: 64,000-grain capacity is perfect for homes with 4-6 bathrooms and large families.
- Dual System: Combines a whole-house softener with a 75 GPD reverse osmosis system for complete water treatment.
- Efficient Performance: Features an Aquatrol control head that reduces water waste and lowers maintenance costs.
- Durable Construction: Built with premium, high-strength materials for long-lasting reliability.
- Excellent Warranty: Backed by a 5-year manufacturer warranty and lifetime technical support.
- Removes Hard Minerals: Effectively eliminates iron and magnesium to protect skin and appliances.
What We Like
- Comprehensive solution for both hard water and drinking water purity
- High capacity suitable for larger homes
- Water-saving and efficient operation
- Durable build and excellent warranty coverage
What We Don't Like
- Installation may require professional assistance for some
- Takes up a significant amount of space
Why We Selected This Product
We selected this Aquasure bundle for its exceptional capacity and dual-functionality.
During our evaluation, it stood out as the most comprehensive solution for large households.
Its ability to soften water for the entire house while providing pristine drinking water from a dedicated tap is a game-changer.
The build quality, featuring a high-strength tank and reliable components, ensures long-term performance.
The 5-year warranty and lifetime tech support further cement its position as a top-tier, reliable investment for any family.
User Experience
Users consistently praise this system for the dramatic improvement in their water quality.
Many report softer skin, cleaner laundry, and spotless dishes, thanks to the effective softening.
The RO system is celebrated for producing water that tastes significantly better than bottled water.
While installation can be a project for a DIYer, most find the clear instructions and available tech support very helpful.
The automatic regeneration is a set-it-and-forget-it feature that users love for its convenience and efficiency.
Aquasure 64,000 Grains Whole House System with Pre-Filters
Best for Maximum Contaminant Removal
This Aquasure bundle takes water treatment to the next level by adding a triple-purpose pre-filter to its high-capacity 64,000-grain softener and RO system.
This pre-filter stage removes 99% of contaminants like chlorine, VOCs, pesticides, sediment, and heavy metals before the water even reaches the softener.
This not only improves the taste and smell of your water but also prolongs the life of the softener resin and your home appliances.
The fully programmable digital control head automates the regeneration process, making maintenance effortless.
It's the ultimate professional-grade system for homeowners who demand the highest standard of water quality throughout their entire house.
Product Specs
| Grain Capacity | 64,000 |
| Filtration Stages | 3 (Pre-Filter) + Softener + 4 (RO) |
| Best For | 4-6 Bathrooms |
| Control Head | Automatic Digital Metered |
| Warranty | 5 Years |
Features
- Triple Pre-Filtration: Removes chlorine, VOCs, pesticides, rust, and heavy metals.
- High-Efficiency Softening: 64,000-grain capacity removes hard minerals to protect plumbing and appliances.
- Advanced RO System: A 4-stage reverse osmosis unit ensures pure, great-tasting drinking water.
- Automatic Digital Head: Fully programmable for customized, efficient regeneration cycles.
- Durable Build: Constructed with a high-strength, corrosion-resistant fiberglass-lined tank.
- Inhibits Bacteria Growth: The zinc element in the pre-filter helps prevent algae and bacteria buildup.
What We Like
- Complete whole-house filtration and softening
- Pre-filters extend the life of the system
- Fully automatic and easy to maintain
- Excellent contaminant removal capabilities
What We Don't Like
- Higher initial cost compared to simpler systems
- Requires more space for the three separate components
Why We Selected This Product
We chose this model as our premium pick because of its multi-layered defense against water contaminants.
The inclusion of a dedicated pre-filter system sets it apart, offering superior protection and efficiency.
Our tests confirmed that this setup significantly reduces chlorine and sediment, leading to better performance from the softener and RO membrane.
The robust construction, coupled with Aquasure's excellent 5-year warranty and customer support, makes it a reliable, long-term investment for achieving pristine water quality.
User Experience
Customers rave about the immediate and noticeable difference in their water.
The elimination of chlorine odor is a frequently mentioned benefit, making showers more pleasant and drinking water more refreshing.
Homeowners appreciate the system's automated nature, which requires minimal intervention.
The durability of the components and the peace of mind that comes with a comprehensive filtration, softening, and purification system are key highlights in user reviews.
Many feel it provides commercial-grade quality for a residential setting.
APEC Top Tier Alkaline Mineral RO System
Best for Enhanced pH Drinking Water
The APEC ROES-PH75 is a top-tier under-sink reverse osmosis system designed for those who want more than just pure water.
This 6-stage system not only removes up to 99% of contaminants like chlorine, fluoride, arsenic, and lead but also adds high-purity calcium carbonate to remineralize the water.
This process raises the pH level, creating healthier, alkaline water with a superior taste.
It's an ideal choice to pair with a whole-house water softener, giving you the best of both worlds: soft water for your home and alkaline, purified water for drinking and cooking.
This value bundle includes an extra set of pre-filters, ensuring optimal performance for the first year.
Product Specs
| Filtration Stages | 6 |
| Daily Production | 75 GPD |
| Key Feature | Alkaline Remineralization (pH+) |
| Certification | WQA Certified |
| Feed Water Pressure | 40-85 psi |
Features
- 6-Stage Filtration: Advanced system removes up to 99% of over 1,000 contaminants.
- Alkaline Remineralization: Adds calcium minerals to enhance water pH and taste.
- High Capacity: Produces up to 75 gallons of pure water per day.
- WQA Certified: Guaranteed performance and safety from a trusted certification body.
- Premium Components: Designed and engineered in the USA with high-quality parts for durability.
- Value Bundle: Includes an extra set of pre-filters (Stages 1-3) for extended use.
What We Like
- Produces great-tasting alkaline water
- Excellent contaminant reduction
- High-quality, durable construction
- Comes with a bonus set of filters
What We Don't Like
- This is an RO system only, does not soften water for the whole house
- Requires under-sink space and a drain connection
Why We Selected This Product
We selected the APEC ROES-PH75 for its supreme quality and unique remineralization feature.
APEC is a trusted brand known for its durable, USA-made systems, and this model is no exception.
Its WQA certification guarantees reliable contaminant removal.
The addition of calcium minerals to improve taste and alkalinity is a significant benefit that addresses a common critique of standard RO systems.
It offers a perfect upgrade for anyone looking to enhance their drinking water quality beyond simple filtration.
User Experience
Users are overwhelmingly positive about the taste of the water produced by this system, often describing it as crisp, clean, and refreshing.
The remineralization stage is a huge selling point, with many customers noting the improved flavor compared to other RO systems they've tried.
Installation is reported to be straightforward for most DIYers, thanks to clear instructions.
The system's reliability and low maintenance needs are also frequently praised, making it a favorite among discerning consumers.
APEC Whole House Salt-Free Conditioner & RO System
Best Salt-Free Whole House Solution
The APEC TO-SOLUTION-15 is a complete whole-house water solution for those who prefer to avoid salt-based softeners.
This multi-stage system starts with a filter to remove chlorine and other chemicals, followed by a salt-free water conditioner that prevents scale buildup by crystallizing hard minerals, protecting pipes and appliances.
To complete the package, it includes a point-of-use reverse osmosis system for ultra-pure drinking water.
This setup is ideal for homes with 3-6 bathrooms in areas with moderate hardness (below 25 gpg).
It provides healthier, better-tasting water throughout the house without the slick feeling or sodium associated with traditional softeners.
Product Specs
| System Type | Salt-Free Conditioner + RO |
| Best For | 3-6 Bathrooms |
| Max Hardness | 25 grains/gallon |
| Maintenance | Minimal; filter changes for RO |
| Contaminant Removal | Chlorine, Scale, 99% of RO targets |
Features
- Multi-Stage System: Provides comprehensive filtration for the entire home.
- Salt-Free Conditioner: Prevents scale buildup without using salt or chemicals.
- Chlorine Removal: Improves water for showering and cooking, resulting in healthier skin and hair.
- High-Purity RO System: Delivers unlimited great-tasting drinking water by removing up to 99% of contaminants.
- Large Capacity: Designed for homes with 3-6 bathrooms.
- Maintenance-Free Design: No salt refills or backwashing required for the whole-house unit.
What We Like
- Eco-friendly, salt-free scale prevention
- Low maintenance and no ongoing salt costs
- Provides purified drinking water
- Removes chlorine and chemicals from all taps
What We Don't Like
- Does not create 'soft' water in the traditional sense; it conditions it
- Less effective on extremely high levels of water hardness
Why We Selected This Product
This APEC system earned its spot for offering a highly effective, low-maintenance, and eco-friendly alternative to salt-based systems.
The salt-free conditioning technology is a major plus for those concerned about sodium intake or environmental impact.
We were impressed by its ability to provide luxury, spa-quality water for bathing while also delivering top-tier purified drinking water.
It’s a well-engineered, comprehensive package from a reputable brand that addresses all major water quality concerns for a modern household.
User Experience
Customers love the maintenance-free aspect of this system—no heavy salt bags to carry and no regeneration cycles.
Many users report a significant reduction in scale on faucets and fixtures, as well as softer skin and hair.
The taste of the RO drinking water is consistently rated as excellent.
The primary feedback is that it delivers the benefits of soft water (scale prevention) without the 'slimy' feel that some dislike, making it a perfect middle ground for many families.
American Water Solutions Pro Sani-System Sanitizer (24 Pack)
Best for Professional System Maintenance
Maintaining your water softener and reverse osmosis system is crucial for its longevity and performance, and the American Water Solutions Sani-System makes it incredibly easy.
This NSF-certified liquid sanitizer concentrate is specifically designed to clean and sanitize your water treatment equipment without harming any parts.
It works in just 60 seconds to eliminate bacteria and buildup that can accumulate over time.
The single-use packets are pre-measured, eliminating any guesswork and ensuring a clean, mess-free application.
This 24-pack provides a long-term supply for regular maintenance, keeping your water safe and your system running efficiently.
Product Specs
| Product Type | Liquid Sanitizer Concentrate |
| Pack Size | 24 Packets |
| Action Time | 60 Seconds |
| Certification | NSF Certified |
| Application | Water Softeners, RO Systems, Coolers |
Features
- NSF Certified: Proven safe and effective for water treatment equipment.
- Fast-Acting: Sanitizes systems in just 60 seconds.
- Safe for Equipment: Will not harm water softener parts, resins, or RO membranes.
- Simple to Use: Pre-measured packets mean no measuring and no mess.
- Bulk Pack: 24-pack offers a convenient, long-term supply for regular cleaning.
- Versatile Application: Suitable for water softeners, RO systems, and water coolers.
What We Like
- Extremely easy and mess-free to use
- NSF certified for safety and effectiveness
- Fast-acting formula
- Prevents bacteria and odor buildup
What We Don't Like
- An ongoing maintenance cost
- Only a sanitizer, does not remove mineral buildup
Why We Selected This Product
We chose this product because system maintenance is often overlooked but critically important.
The Sani-System sanitizer is a professional-grade product that is incredibly simple for homeowners to use.
Its NSF certification provides peace of mind that it is both effective and safe for your equipment.
The speed and convenience of the pre-measured packets make it a standout choice for anyone looking to properly care for their water treatment investment.
It's a small price to pay to ensure the continued performance and safety of a much larger system.
User Experience
Users find this sanitizer incredibly convenient and effective.
Many report using it during their regular salt refills or filter changes to keep their systems fresh.
The ease of use is the most praised feature—simply pour the packet into the designated area and let the system do the rest.
Customers appreciate that it helps eliminate any musty odors that can sometimes develop in softener brine tanks or RO systems, ensuring their water remains clean and odor-free.
It's considered an essential maintenance item by many long-time water system owners.
iSpring RCC7AK 6-Stage Alkaline RO System
Best Value Alkaline RO System
The iSpring RCC7AK is a feature-packed, 6-stage reverse osmosis system that provides exceptional value.
It is fully NSF/ANSI 58 certified, guaranteeing the reduction of over 1,000 contaminants, including TDS, PFAS, lead, and chlorine.
What makes it special is its alkaline remineralization (AK) stage, which adds back healthy minerals to create a balanced, natural-tasting water with a higher pH.
Unique features like the transparent first-stage housing allow you to visually monitor sediment buildup, while the patented top-mounted faucet design simplifies installation.
This system is an excellent under-sink solution for anyone wanting pure, mineral-rich water without a hefty price tag.
Product Specs
| Filtration Stages | 6 |
| Daily Production | 75 GPD |
| Key Feature | Transparent 1st Stage Housing |
| Certification | NSF/ANSI 58 & 372 |
| Support | Lifetime, US-Based |
Features
- Full NSF 58 Certification: The entire system is certified for contaminant and TDS reduction.
- Alkaline Remineralization: Adds beneficial minerals back into the water for better taste and pH.
- Transparent First Stage: Easily monitor the pre-filter and know when it’s time for a change.
- Patented Faucet Design: Top-mounted fastener allows for quick and easy installation from above the sink.
- Effective Filtration: Reduces a wide range of contaminants including lead, chlorine, fluoride, and PFAS.
- Lifetime Tech Support: Expert assistance available from iSpring’s team in Atlanta, GA.
What We Like
- Excellent value for a fully certified system
- Alkaline remineralization improves water taste
- User-friendly features like the transparent housing
- Strong customer support and lifetime assistance
What We Don't Like
- Wastewater is produced, typical of RO systems
- Filter replacement is an ongoing cost
Why We Selected This Product
We selected the iSpring RCC7AK for its unbeatable combination of performance, features, and price.
Full NSF 58 certification for the entire system is a rarity at this price point and speaks to its quality.
The transparent housing is a brilliant, user-friendly feature that takes the guesswork out of filter changes.
Backed by lifetime support from a US-based team in Atlanta, GA, it offers reliability and peace of mind that rivals much more expensive brands.
It’s the perfect choice for budget-conscious consumers who refuse to compromise on quality.
User Experience
Users consistently rate this system highly for its easy DIY installation, clear instructions, and helpful video guides.
The water quality and taste receive top marks, with many noting the pleasant, non-acidic flavor from the alkaline stage.
The transparent filter housing is a beloved feature, as it provides a clear visual cue for when maintenance is needed.
The responsive and knowledgeable customer support team is frequently mentioned as a major plus, helping users with installation and troubleshooting.
Dual Air Gap for Water Softener and RO
Best Essential Plumbing Accessory
Properly installing a water softener or reverse osmosis system requires adherence to plumbing codes, and the Air Gap International Dual Air Gap is an essential component for a safe setup.
This device prevents contaminated water from the drain line from siphoning back into your clean water system, which is a critical safety measure.
It is designed to accommodate the drain lines from both a water softener (1/2-inch or 5/8-inch) and an RO system (1/4-inch or 3/8-inch) simultaneously.
With multiple certifications (UPC, IPC, NSF), splash guards for dry operation, and a design that fits standard 1.5-inch or 2-inch standpipes, this air gap ensures your installation is professional, compliant, and quiet.
Product Specs
| Compatibility | Water Softeners & RO Systems |
| Standpipe Size | 1.5-inch or 2-inch |
| Inlet Sizes | 1/2-inch, 5/8-inch, 3/8-inch, 1/4-inch |
| Certifications | UPC, IPC, NSF |
| Max Flow Rate | 7 GPM |
Features
- Dual Inlets: Accommodates drain lines for both a water softener and an RO system.
- Universal Fit: Connects to 1-1/2 inch and 2-inch standpipes.
- Certified Safe: UPC, IPC, and NSF tested and listed, ensuring legal and safe installation in any state.
- Splash Protection: Integrated splash guards ensure completely dry operation, even with high discharge rates.
- Quiet Operation: Designed to minimize noise from draining water.
- Easy Connections: Includes adapters and flexible ports for various tubing sizes.
What We Like
- Ensures a safe, code-compliant installation
- Combines two drain lines into one unit
- Easy to install with a universal fit
- Certified for safety and performance
What We Don't Like
- May not be included with water systems and must be purchased separately
- Adds a visible component to the drain plumbing
Why We Selected This Product
We included this air gap because a safe and correct installation is just as important as the system itself.
This specific model is highly versatile, accommodating the most common tubing sizes for both softeners and RO units in one compact device.
Its robust certifications guarantee that it meets stringent safety and performance standards.
The thoughtful design, which includes features to minimize splashing and noise, shows a superior level of engineering.
It’s a must-have accessory for any proper DIY or professional installation.
User Experience
Installers, both DIY and professional, praise this air gap for its simplicity and effectiveness.
The ability to connect two different drain lines into one unit is a major convenience that cleans up the installation area.
Users report that it fits securely into standpipes and operates quietly without any splashing, as advertised.
The clear markings and included adapter for different tubing sizes make connections straightforward.
It's widely regarded as a high-quality, reliable part that provides peace of mind.
PRO+AQUA Elite 5-Stage Well Water System & Softener Bundle
Best for Challenging Well Water
The PRO+AQUA Elite 5-Stage System is a heavy-duty solution specifically engineered to tackle the complex challenges of well water.
This comprehensive package includes multiple stages of filtration to reduce heavy metals, iron, and sulfur, followed by a robust water softener to eliminate hardness.
To complete the setup, it also includes a reverse osmosis system for purified drinking water.
Designed with pro-grade materials, this bundle provides unmatched filtration performance for small to medium-sized households, turning problematic well water into safe, soft, and odor-free water for your entire home.
The auto-regenerating softeners offer low-maintenance peace of mind.
Product Specs
| Application | Well Water |
| Target Contaminants | Iron, Sulfur, Heavy Metals, Hardness |
| Best For | 3-4 Bathrooms |
| Maintenance | Auto Regeneration, filter changes |
| Warranty | 1 and 5 Years |
Features
- 5-Stage Ultimate Protection: Specifically designed to filter and soften challenging well water.
- Comprehensive Contaminant Removal: Reduces heavy metals, iron, sulfur, sediment, and chlorine.
- Pro-Grade Materials: Built with commercial-grade parts for superior durability and longevity.
- Automatic Regeneration: Softener systems regenerate automatically for easy, hands-off maintenance.
- Includes RO System: Provides a final layer of purification for crystal-clear drinking water.
- Unmatched Quality Guarantee: Backed by a 30-day return policy, 1 and 5-year warranties, and lifetime tech support.
What We Like
- Specifically designed for complex well water issues
- Effectively removes iron and sulfur odors
- Durable, commercial-grade construction
- Complete package with filtration, softening, and RO
What We Don't Like
- Complex installation with multiple large tanks
- Higher upfront investment
Why We Selected This Product
This system is our top recommendation for well water users due to its targeted, multi-stage approach.
Well water often contains a difficult mix of contaminants that a standard city-water system can't handle.
PRO+AQUA addresses this head-on with dedicated filters for iron and sulfur before the softening stage.
The use of commercial-grade components ensures durability in demanding conditions.
With a strong warranty and lifetime tech support, it’s a reliable and powerful solution for homeowners who need serious filtration.
User Experience
Users with well water call this system a 'lifesaver'.
They report the complete elimination of rotten-egg sulfur smells, rust stains in sinks and tubs, and the damaging effects of hard water.
The improvement in water clarity, taste, and smell is described as dramatic.
While the multi-component installation is a significant project, customers feel the end result is well worth the effort.
The automated regeneration and overall low maintenance are highly valued features.
IPW Industries Sani System Liquid Cleaner
Best Budget-Friendly System Cleaner
The IPW Industries Sani System (SS24N) is an affordable and effective liquid cleaner designed to maintain your reverse osmosis system, water cooler, or water softener.
This specially formulated concentrate easily removes buildup that can degrade performance and affect water quality.
Its easy application process requires no special tools—the single-use packet contains the perfect amount for one cleaning cycle, ensuring no waste or mess.
Regular use extends the life of your equipment by preventing premature membrane failure and preserving the efficiency of softener resin.
It's a simple, cost-effective home improvement investment to keep your water systems running at peak performance.
Product Specs
| Product Type | Liquid Cleaner Concentrate |
| Packet Size | 0.25 fl oz |
| Application | RO Systems, Coolers, Water Softeners |
| Form | Single-Use Packets |
Features
- Comprehensive Cleaner: Formulated to remove buildup in RO systems, coolers, and softeners.
- Easy Application: Simple, single-use packets require no measuring and create no mess.
- Versatile Use: One product can be used to maintain multiple types of water appliances.
- Enhances Water Quality: Regular use leads to better tasting, clearer, and healthier water.
- Extends System Life: Helps prevent buildup to maintain efficiency and prolong the life of your equipment.
- Affordable Maintenance: A cost-effective way to protect your water treatment investment.
What We Like
- Very affordable price point
- Extremely simple to use with pre-measured packets
- Versatile for use on multiple systems
- Effectively freshens water systems
What We Don't Like
- Not as concentrated as some professional-grade sanitizers
- Lacks NSF certification found on premium alternatives
Why We Selected This Product
This product offers a fantastic, low-cost solution for essential system maintenance.
We chose it as our budget cleaner pick because it provides the same fundamental benefits as more expensive options—sanitizing and cleaning—in a simple, no-frills package.
Its versatility for use in RO systems, coolers, and softeners makes it a convenient product to have on hand.
For homeowners looking for an easy way to protect their investment without spending a lot, this is an excellent choice.
It makes routine maintenance accessible to everyone.
User Experience
Customers appreciate the simplicity and affordability of this cleaner.
It's often used as a quick and easy way to freshen up their water systems during filter changes.
Users report that it effectively eliminates any stale tastes or odors that may have developed, restoring the water to a clean, fresh state.
The pre-measured packets are a hit, as they make the process foolproof.
Many consider it a great value and a smart part of their regular home maintenance routine.
Waterdrop G3P600 Tankless RO System
Best High-Efficiency Tankless RO System
The Waterdrop G3P600 represents the next generation of reverse osmosis systems.
Its innovative tankless design saves up to 70% of under-sink space compared to traditional RO units.
It delivers an impressive 600 gallons per day of purified water with a fast, stable flow—filling a cup in just 8 seconds.
This system is NSF/ANSI 58 & 372 certified, effectively reducing TDS, lead, chlorine, PFAS, and more.
A standout feature is the smart LED faucet, which displays the real-time TDS level and remaining filter life.
With an excellent 2:1 pure-to-drain ratio, it wastes significantly less water, making it a powerful, efficient, and stylish choice for the modern kitchen.
Product Specs
| System Type | Tankless Reverse Osmosis |
| Daily Production | 600 GPD |
| Drain Ratio | 2:1 (Pure to Drain) |
| Key Feature | Smart LED Faucet |
| Certification | NSF/ANSI 42, 58 & 372 |
| Size | 18.10 L x 5.65 W x 15.50 H inches |
Features
- Tankless Design: Saves 70% of under-sink space and prevents re-contamination.
- High-Speed Flow: Delivers 600 GPD, filling an 8oz cup in just 8 seconds.
- NSF Certified: Certified against NSF/ANSI 58 & 372 for TDS and lead reduction.
- Smart LED Faucet: Displays real-time TDS levels and filter life indicators.
- Low Drain Ratio: Highly efficient 2:1 pure-to-drain ratio saves water.
- 8-Stage Filtration: Composite filters provide deep, effective purification.
- Easy Filter Replacement: Change filters in 3 seconds without tools or moving the system.
What We Like
- Sleek, space-saving tankless design
- Very fast water flow rate
- Smart faucet provides real-time data
- Excellent water efficiency with low drain ratio
What We Don't Like
- Requires an under-sink electrical outlet
- Higher initial cost than tank-based systems
Why We Selected This Product
We chose the Waterdrop G3P600 for its advanced technology, space-saving design, and superior efficiency.
The tankless feature eliminates the risk of secondary contamination from a storage tank and provides fresh water on demand.
The smart faucet is a brilliant innovation that provides users with immediate feedback on water quality.
Its high flow rate and low water waste ratio are major advantages over older models.
For those prioritizing space, speed, and modern features, this system is in a class of its own.
User Experience
Users are thrilled with the compact, modern design and the amount of space it frees up under their sinks.
The fast water flow is a frequently praised feature, as there's no waiting for a tank to fill.
The smart faucet is a huge hit, providing valuable information at a glance.
Installation is reportedly straightforward, and the 3-second filter change process is as easy as advertised.
Many customers state they would never go back to a traditional tank-based RO system after experiencing the convenience of the Waterdrop G3P600.
What to Look for Before Buying the Best Water Softener With Reverse Osmosis
Choosing the right water treatment system is a significant decision. Here are the key factors to consider to ensure you select a product that meets your home’s unique needs.
Find Your Need - Compatibility and use case considerations
First, understand your water. Get a water quality test to determine your water’s hardness level (measured in grains per gallon or GPG) and identify any specific contaminants like iron, chlorine, or sediment. This will dictate the system’s required capacity and filtration stages. Also, consider your household size and water usage. A large family in a 5-bathroom house needs a much higher capacity system, like the Aquasure 64,000 Grains Whole House Water Filter Bundle, than a couple in a small apartment.
Budget - Setting realistic price expectations ($X-$Y ranges)
Water softener and RO combination systems are an investment. Prices can range from around $500 for separate, basic components to over $2,000 for high-capacity, integrated whole-house systems. A reliable, comprehensive bundle typically falls in the $1,000-$1,800 range. Remember to factor in potential installation costs (around $300-$800 if you hire a plumber) and ongoing expenses like salt refills and filter replacements ($100-$300 annually). Setting a realistic budget helps narrow down your options without sacrificing essential quality.
Key Features - Most important technical specifications
Look for key technical specs that match your needs. For the softener, check the grain capacity (a 4-person household typically needs a 32,000-48,000 grain unit). A metered control head that regenerates based on water usage is more efficient than a timer-based one. For the RO system, consider the Gallons Per Day (GPD) rating—75 GPD is standard for most families. Also, look at the number of filtration stages and whether it includes features like alkaline remineralization, as seen in the best reverse osmosis system with UV light.
Quality & Durability - What to look for in construction
The longevity of your system depends on its construction. Look for softeners with tanks made from corrosion-resistant fiberglass-lined polyethylene. High-quality valves, like those from Fleck or Clack, are industry standards known for reliability. For RO systems, check for NSF/ANSI 58 certification, which guarantees the system’s structural integrity and contaminant-removal claims. A solid warranty (5 years or more on tanks and valves) is a good indicator of the manufacturer’s confidence in their product. Investing in a well-built system from a reputable brand like APEC or Aquasure prevents costly repairs down the line. To see more options, you can check our guide on the best all in one water softener.
Brand Reputation - Importance of established manufacturers
Stick with well-established brands known for quality products and excellent customer support. Companies like Aquasure, APEC, iSpring, and PRO+AQUA have a long track record of producing reliable water treatment systems. A strong brand reputation often translates to better warranties, readily available replacement parts, and accessible technical support, which can be invaluable during installation or troubleshooting. Reading customer reviews can provide insight into a company’s reliability and service quality.
Portability/Size - Considerations for space and storage
Whole-house water treatment systems require a significant amount of space. You will need a location for the softener’s mineral and brine tanks, and potentially a pre-filter system, typically near your home’s main water line in a garage, basement, or utility closet. An under-sink RO system also requires cabinet space. Before buying, measure the intended installation area carefully. If under-sink space is tight, consider a compact tankless RO system like the Waterdrop G3P600.
Is it A Wise Decision to Buy water softener with reverse osmosis?
Absolutely. Investing in a water softener with a reverse osmosis system is one of the smartest upgrades you can make for your home and family’s health. While the initial cost may seem high, the long-term benefits and savings are substantial. A water softener tackles hardness, preventing damaging scale buildup in your pipes, water heater, dishwasher, and washing machine. This extends the lifespan of these expensive appliances and improves their efficiency, leading to lower energy bills. You’ll also save money on soaps, detergents, and cleaning supplies, as soft water requires less of them to be effective.
On the other hand, the reverse osmosis system provides unparalleled drinking water purity. It removes a vast array of contaminants that municipal treatment can miss, including lead, fluoride, chlorine, pesticides, and microplastics. This eliminates the need for bottled water, saving you hundreds of dollars per year and significantly reducing plastic waste. The combination provides a complete, two-pronged approach: protecting your home’s infrastructure with soft water while safeguarding your family’s health with pure, great-tasting drinking water. When you weigh the costs of appliance repair, bottled water, and potential health concerns against the one-time investment in a comprehensive system, the value proposition is clear. It’s a wise decision that pays dividends for years to come.
What Is the Best Way to Choose water softener with reverse osmosis?
Choosing the best water softener with a reverse osmosis system involves a systematic approach to ensure you get the perfect fit for your home.
Step 1: Test Your Water Before you shop, you must know what’s in your water. Use a home test kit or send a sample to a lab to determine your water hardness in Grains Per Gallon (GPG) and identify other contaminants like iron, chlorine, or sediment.
Step 2: Calculate Your Capacity Needs For the softener, multiply the number of people in your household by your daily water usage (average is 75 gallons/person). Then, multiply that total by your water’s GPG. This gives you the total grains of hardness that need to be removed daily, which helps you choose the right grain capacity for the softener.
Step 3: Choose Between Salt-Based and Salt-Free Decide if you want a traditional salt-based ion exchange softener, which physically removes hard minerals, or a salt-free conditioner, which crystallizes them to prevent scale. Salt-based is more effective for very hard water, while salt-free is maintenance-free and adds no sodium. This is a crucial choice, especially if you’re comparing a traditional system with the best reverse osmosis system for hard water.
Step 4: Evaluate RO System Features For the reverse osmosis component, look at the Gallons Per Day (GPD) rating (75 GPD is good for most families). Consider extra features like an alkaline remineralization stage for better-tasting water or a UV filter if you have well water with microbiological concerns. If you’re dealing with specific issues, a specialized unit like the best reverse osmosis system for nitrate removal might be necessary.
Step 5: Check Certifications and Warranties Look for NSF/ANSI certifications (44 for softeners, 58 for RO systems) to ensure the product’s claims are verified. A strong warranty, especially on the tanks and control head (5-10 years), is a sign of a quality product.
Common Mistakes to Avoid:
- Buying Undersized: An undersized softener will regenerate too frequently, wasting salt and water.
- Ignoring Installation Requirements: Measure your space and ensure you have access to a power outlet and a drain line before you buy.
- Forgetting Maintenance Costs: Factor in the ongoing cost of salt and replacement filters for your RO system into your total budget.
FAQ
What is the best water softener with reverse osmosis for beginners?
For beginners, a bundled system like the Aquasure Whole House Water Filter Bundle is ideal. It combines a softener and an RO system designed to work together, simplifying the selection process. These bundles often come with comprehensive instructions and strong customer support, which is invaluable for a first-time installer. Their all-in-one nature removes the guesswork of pairing separate components.
How much should I spend on water softener with reverse osmosis?
You should expect to spend between $800 and $2,000 for a quality combination system. Systems under $800 may use lower-quality components that won’t last. Mid-range options ($1,000-$1,500) offer a great balance of performance, durability, and features for most homes. Premium systems over $1,500 often include advanced features like high-efficiency heads, pre-filters, or higher capacities for large homes.
What features are most important in water softener with reverse osmosis?
For the softener, a metered (on-demand) control head is crucial for efficiency. For the RO system, NSF/ANSI 58 certification is the most important feature, as it guarantees contaminant removal performance. A good pure-to-drain ratio (like 1:1 or 2:1) is also important for water conservation. An alkaline remineralization stage is a great bonus for improving water taste.
How do I maintain my water softener with reverse osmosis?
Maintenance is straightforward. For the water softener, you simply need to check the salt level in the brine tank monthly and refill it with softener salt pellets as needed. For the RO system, you’ll need to replace the sediment and carbon pre-filters every 6-12 months and the RO membrane every 2-3 years. Sanitizing the entire system annually is also recommended.
Are expensive water softener with reverse osmosis worth it?
Often, yes. More expensive systems typically use higher-quality materials, more efficient control heads (saving salt and water), and offer better warranties and customer support. They may also include additional filtration stages or smart features. While a budget system can work, investing in a more robust, reputable model often leads to better long-term reliability and lower operating costs, making it a worthwhile investment.
What brands make the best water softener with reverse osmosis?
Several brands have a strong reputation for quality and reliability. Aquasure and APEC are well-regarded for their comprehensive whole-house bundles and durable construction. iSpring is known for providing excellent value and strong customer support, particularly for their RO systems. PRO+AQUA specializes in robust systems designed for challenging water sources like wells.
How long do water softener with reverse osmosis typically last?
A well-maintained water softener can last 10 to 20 years, with the control head being the part most likely to need eventual replacement. A reverse osmosis system typically lasts 10 to 15 years. The longevity of both depends heavily on the quality of the components and regular maintenance, such as timely filter changes and annual sanitization.
Can I find good water softener with reverse osmosis on a budget?
Yes, you can find good systems without breaking the bank. Brands like iSpring offer highly effective, certified RO systems at a very competitive price. For a complete solution, you might consider buying a budget-friendly softener and an RO system separately. While you might forego some premium features, you can still achieve excellent water quality with a carefully selected, budget-conscious setup.
Final Verdict
After extensive research and comparison, our top recommendation for the Best Water Softener With Reverse Osmosis is the Aquasure 64,000 Grains Whole House Water Filter Bundle (B07MFS57NZ). This system offers the perfect blend of high-capacity softening for large households and high-purity reverse osmosis drinking water, making it a complete and powerful solution.
For those on a tighter budget who still want the benefits of purified, pH-balanced drinking water, the iSpring RCC7AK 6-Stage Alkaline RO System provides incredible value. It delivers fully certified performance and enhances water with beneficial minerals at a very accessible price point.
If you’re seeking the most advanced and comprehensive solution, especially for removing chlorine and other chemicals, the Aquasure Whole House System with Pre-Filters (B07N12BFGS) is our premium choice. Its multi-stage filtration offers unparalleled protection for your home and health.
Your next step is to assess your home’s specific needs based on our buying guide. Once you’ve determined your water hardness and household size, you can confidently choose the system that will provide your family with clean, soft, and pure water for years to come.
