· Mason Everett · Reviews · 7 min read
8 Top-Rated Best Cleaner For Grout options for 2026
Finding the Best Cleaner For Grout can be an uphill battle when dealing with stubborn stains and years of grime build-up in your home.
We evaluated these professional and consumer solutions based on cleaning quality, surface safety, overall value, and long-term performance.
Whether you need an eco-friendly acid-free formula or a heavy-duty professional grade liquid for deep restoration, our guide covers the most effective options.
This comprehensive review aims to help you make an informed decision and restore your tile surfaces to their original glory with minimal effort.
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.
Zep Grout Cleaner and Brightener
A powerful acidic formula that restores stained grout lines on tile floors quickly without the need for heavy scrubbing or professional help.
Goo Gone Grout & Tile Cleaner
An affordable yet effective spray that breaks down tough stains caused by mold, mildew, and soap scum on ceramic and porcelain.
Black Diamond Ultimate Grout Cleaner
A professional-strength acid-free formula that is safe for marble and granite while being tough enough for the dirtiest floors.
Zep Plus Grout Foaming Cleaner
A 2-in-1 solution that cleans and protects grout from water and dirt, featuring a foam that clings perfectly to vertical backsplashes.
8 Best Cleaner For Grout
Maintaining a clean home starts with the details, and nothing transforms a room like bright, clean grout lines between your tiles. These top-tier cleaners have been selected because they turn a grueling chore into a simple task with professional results. Get ready to discover the perfect solution for your specific tile type and stain level.
Zep Grout Cleaner and Brightener
Best in class for deep stain restoration
The Zep Grout Cleaner and Brightener is a professional-strength solution designed to tackle the most stubborn stains in porous grout lines.
Its acidic formula is specifically engineered to dissolve deep-seated dirt and grime that standard household cleaners often miss.
This product works exceptionally well on both white and colored grout, helping to reveal the original brightness of the floor.
It is crafted for ease of use, requiring only a three-minute wait time before wiping away the dissolved debris.
This makes it an ideal choice for large floor projects where efficiency is key.
By using this industrial-grade formula, homeowners can achieve professional results without the high cost of hiring a specialized cleaning service.
Product Specs
| Volume | 32 Ounces |
| Formula | Acidic |
| Application | Tile Floors |
| Wait Time | 3 Minutes |
Features
- Professional strength acidic formula for deep cleaning
- Restores stained grout lines on tile floors quickly
- Suitable for both white and colored grout varieties
- Effortless application with a three-minute dwell time
- High-capacity 32-ounce bottle for large surface areas
What We Like
- Works much faster than non-acidic cleaners
- Requires very little physical scrubbing effort
- Restores original color to aged grout lines
What We Don't Like
- Not safe for use on natural stone surfaces
- Requires proper ventilation due to chemical strength
Why We Selected This Product
We selected this product because of its consistent ability to lift old stains that have been set for years.
The acidic concentration is balanced enough for home use while remaining powerful enough for commercial standards.
It represents the gold standard for restorative cleaning when you need to bring dull grout back to life.
User Experience
Users frequently report that this cleaner works like magic on floors they thought were permanently stained.
Many emphasize that while it is a strong chemical, the lack of heavy scrubbing needed is a major benefit.
It is often praised for being the only product that actually lightens dark, greasy grout lines in high-traffic kitchens.
Black Diamond Ultimate Grout Cleaner
Best in class for natural stone safety
Black Diamond Ultimate Grout Cleaner offers a unique advantage by being completely acid-free while maintaining a professional strength cleaning profile.
This makes it the premier choice for homes with delicate natural stone surfaces like marble, granite, or limestone where acidic cleaners would cause permanent etching.
The formula is designed to penetrate deep into the pores of the grout to lift out oil, grease, and soap scum.
It is versatile enough to be used in kitchens, bathrooms, and entryways.
Because it is safe for colored grout, you don't have to worry about fading or bleaching your aesthetic designs.
This quart-sized bottle often comes with a specialized brush, providing a complete kit to start your cleaning project immediately.
Product Specs
| Volume | 32 Ounces |
| pH Level | Acid-Free |
| Surface | Ceramic, Marble, Granite |
| Included | Cleaning Brush |
Features
- Acid-free formula safe for marble and granite
- Professional strength deep cleaning for tough stains
- Designed to restore original grout color perfectly
- Safe for use on colored grout without bleaching
- Compatible with both manual brushes and steam machines
What We Like
- Completely safe for expensive natural stone
- Does not emit harsh or dangerous chemical fumes
- Includes a helpful grout brush for application
What We Don't Like
- May require more dwell time than acidic options
- Might need a second pass for extremely old grease
Why We Selected This Product
This was an easy pick for our list because of its specialized safety profile.
Finding a cleaner that is both powerful and safe for natural stone is rare.
We value its non-toxic approach which provides peace of mind for families with pets and children while still delivering a deep, satisfying clean.
User Experience
Customers love the versatility of this cleaner, noting that it works just as well on porcelain as it does on sensitive marble.
The inclusion of a brush in many packs is a highlight, as it allows for precise application.
Many users mention that the smell is much milder compared to industrial acidic cleaners.
Clean-eez Grout-eez Super Heavy-Duty
Best in class for professional-grade power
Clean-eez Grout-eez is marketed as a total transformation solution for those who are tired of looking at dingy, aged floors.
This super heavy-duty cleaner is designed to banish years of grime in a single application.
It acts as a 2-in-1 cleaner that treats both the tile and the grout, ensuring a uniform look across the entire floor.
The formula is robust enough to handle the grease of a professional kitchen while being packaged for the average homeowner to use safely.
It eliminates the need for expensive professional steam cleaning services by providing industrial-level chemical action.
If you have moved into a new home and want to ensure the floors are truly sanitized and restored, this heavy-duty bottle is the weapon of choice.
Product Specs
| Volume | 32 Ounces |
| Type | Liquid Concentrate |
| Strength | Super Heavy Duty |
| Coverage | Approx 250 sq ft |
Features
- Ultimate grime elimination for pro-grade results
- 2-in-1 formula cleans both tiles and grout lines
- Heavy-duty strength against years of ground-in dirt
- Designed to avoid the cost of professional cleaners
- Powerful enough for kitchen grease and bathroom soap
What We Like
- Extremely effective on long-term neglected grout
- Covers a large surface area with a 32 oz bottle
- Saves significant money compared to hiring pros
What We Don't Like
- Very strong formula requires gloves and care
- Not for use on natural stone or wood floors
Why We Selected This Product
We chose Grout-eez for its uncompromising power.
In our research, it consistently appears as a top recommendation for homeowners who have failed with every other product.
Its ability to provide a total transformation makes it a high-value investment for property restoration.
User Experience
Reviewers are often shocked by the immediate results, with many taking before and after photos to prove the difference.
It is frequently described as the only product that truly worked on bathroom grout that had turned black over time.
Users appreciate the clear instructions and the professional finish it leaves behind.
Zep Plus Grout Foaming Cleaner
Best in class for vertical surfaces
Zep Plus Grout Foaming Cleaner introduces a 2-in-1 benefit that not only cleans but also adds a layer of protection to your grout.
This unique foaming action is designed to cling to vertical surfaces, making it the perfect choice for shower walls and kitchen backsplashes where liquid cleaners would simply run off.
The formula is gentle enough for frequent use, which is ideal for maintaining high-traffic areas before they become heavily stained.
It works on both tinted and white grout, ensuring that the protective barrier doesn't alter the look of your design.
By creating an invisible shield, it helps repel water, dirt, and daily grime, effectively extending the time required between deep cleanings.
Product Specs
| Volume | 32 Ounces |
| Format | Foam Spray |
| Benefit | Cleaning + Protection |
| Safety | Tinted Grout Safe |
Features
- 2-in-1 cleaning and protection in every spray
- Foaming formula clings perfectly to vertical walls
- Safe for tinted grout and frequent maintenance use
- Protects against water, dirt, and household grime
- Ideal for tile floors, showers, and backsplashes
What We Like
- Excellent for cleaning shower walls without mess
- Adds a protective layer to prevent future stains
- Mild enough for regular use without damage
What We Don't Like
- Not intended for heavy-duty restoration of old stains
- Foam can be used up quickly on large floor areas
Why We Selected This Product
We included this because vertical cleaning is a major pain point for many homeowners.
The foaming technology solves the drip problem while the added protectant provides ongoing value.
It is a fantastic preventative maintenance tool that keeps bathrooms looking fresh for longer periods.
User Experience
Users appreciate the convenience of the spray bottle and how the foam stays exactly where it is applied.
Many mention using it as a weekly maintenance spray to keep their shower grout from developing pink mold or soap scum buildup.
The refreshing scent is also a common point of praise compared to harsher alternatives.
Zep Home Pro Foaming Miracle Cleaner
Best in class for daily maintenance
The Zep Home Pro Foaming Miracle Grout Cleaner & Protectant features advanced XtraGuard Technology to create an invisible barrier against stains.
This product is designed for the modern homeowner who wants to maintain a pristine look on ceramic, porcelain, granite, and quartz surfaces.
Each time you clean, you are actually reinforcing the grout's resistance to moisture and dirt.
It leaves behind a refreshing Mountain Drop scent, making the entire room feel revitalized after a quick cleaning session.
While it can handle daily grime with ease, it is best used as a follow-up to a deep cleaning project to ensure that the results last for months rather than weeks.
Product Specs
| Volume | 32 Ounces |
| Technology | XtraGuard Protection |
| Scent | Mountain Drop |
| Surface Compatibility | Multi-Surface |
Features
- One-step cleaning and protection with XtraGuard
- Forms an invisible barrier to repel future stains
- Safe for ceramic, porcelain, granite, and quartz
- Leaves a pleasant Mountain Drop scent behind
- Maintains both tinted and white grout lines easily
What We Like
- Prevents dirt from soaking back into the grout
- Works on a wide variety of stone and tile surfaces
- Very easy to apply with the foaming spray nozzle
What We Don't Like
- Best for maintenance rather than deep restoration
- Requires regular use to maintain the protective barrier
Why We Selected This Product
This product was selected for its innovative XtraGuard technology.
It bridges the gap between a simple cleaner and a professional sealer.
We recommend it for anyone who has just completed a major grout cleaning project and wants to protect their hard work from immediate re-soiling.
User Experience
Many users mention that this is their go-to for keeping a new kitchen looking brand new.
They love that it doesn't leave a sticky residue and that the scent is pleasant rather than medicinal.
Homeowners with granite countertops especially appreciate its multi-surface compatibility.
ACTIVE Mold Stain Remover Gel
Best in class for targetted mold removal
ACTIVE Mold Stain Remover Gel is a specialized solution for those tricky areas where traditional liquids fail.
The thick gel consistency is specifically designed to stay in place on vertical surfaces or on rubber gaskets in washing machines.
It provides a powerful whitening effect that target mold and mildew stains that have penetrated deeply into caulk or grout.
This is particularly effective for the black spots often found in shower corners or around bathtub seals.
Unlike thin sprays that evaporate or run away, this gel dwells on the stain for hours, allowing the active ingredients to break down the discoloration at the root.
It is a concentrated solution that can last up to a year, making it a staple for bathroom and laundry room maintenance.
Product Specs
| Volume | 7 Fl Oz |
| Consistency | Thick Gel |
| Target | Mold & Mildew |
| Usage | Grout, Seals, Caulk |
Features
- Thick gel formula that sticks to vertical wall lines
- Powerful whitening effect for mold and mildew stains
- Versatile use on grout, caulk, and washing machine seals
- Concentrated formula that stays active for hours
- Mild odor compared to traditional liquid bleach sprays
What We Like
- Does not run or drip off vertical surfaces
- Extremely effective on stubborn black mold spots
- Precision applicator tip for small grout lines
What We Don't Like
- Requires a long dwell time (5+ hours) for best results
- Smaller bottle size focused on targeted areas
Why We Selected This Product
We chose this gel because grout isn't always on a flat floor.
When you have mold stains on shower walls or caulk, you need a product that stays put.
Its effectiveness on washing machine seals makes it a versatile tool for any homeowner dealing with moisture-related staining.
User Experience
Users are incredibly vocal about how this gel saved their front-load washing machines and shower stalls.
They mention that applying it and leaving it overnight produces results that no other spray could achieve.
The precision tip allows for targeted application, reducing waste and mess.
Goo Gone Grout & Tile Cleaner
Best in class for soap scum removal
Goo Gone Grout & Tile Cleaner leverages the brand's reputation for breaking down tough substances to target bathroom-specific grime.
This spray is formulated to dissolve the toughest grout stains caused by mold, mildew, and especially heavy soap scum.
It is also highly effective against hard water staining, which often leaves a dull film over tiles.
The formula is safe for use on ceramic and porcelain, making it a reliable choice for standard bathroom installations.
It works by breaking down the molecular bonds of the dirt, allowing it to be wiped away without extreme physical force.
For homeowners in areas with high mineral content in their water, this cleaner provides a specialized solution to keep tiles looking clear and grout looking fresh.
Product Specs
| Volume | 28 Ounce |
| Safe On | Ceramic & Porcelain |
| Removes | Soap Scum, Hard Water |
| Format | Trigger Spray |
Features
- Breaks down tough soap scum and hard water stains
- Safe for use on ceramic and porcelain surfaces
- Effective against mold and mildew discoloration
- Removes deep-seated dirt buildup from tile pores
- Easy-to-use spray bottle for quick bathroom cleaning
What We Like
- Specifically targets hard water and mineral deposits
- Very affordable price point for regular use
- Safe for a wide range of standard bathroom tiles
What We Don't Like
- Not a heavy-duty industrial restorative acidic cleaner
- May require a bit more scrubbing on deep floor stains
Why We Selected This Product
We selected Goo Gone because it excels at a very specific type of grime: soap scum and hard water.
While other cleaners focus on dirt, this is the best for restoring the shine to bathroom tiles that have become cloudy.
It is an affordable and reliable addition to any cleaning cabinet.
User Experience
Customers often mention how well this works on shower floors that have a buildup of hair products and soap.
They appreciate the foam-like spray that helps the cleaner sit on the tile for a few minutes.
Many users find it to be a great value for the price, performing better than generic supermarket sprays.
Clean-eez Grout Cleaner 2 Pack
Best in class for large restoration kits
The Clean-eez Grout Cleaner 2 Pack is a comprehensive solution for those tackling an entire house.
This bundle includes two 32-ounce bottles of professional strength cleaner along with a specialized stand-up brush attachment.
The brush is designed to fit onto a standard pole, allowing you to clean grout lines while standing up, which significantly reduces back and knee strain.
The formula is powerful enough to remove years of grime from porcelain and ceramic tile grout.
It is a 2-in-1 solution that restores the original shine of the floor.
The flip-top cap provides excellent control over how much liquid is dispensed, ensuring that you don't waste product as you move from room to room.
This kit is ideal for large-scale renovations or deep spring cleaning.
Product Specs
| Volume | 64 Ounces Total |
| Includes | 2 Bottles + Brush Attachment |
| Compatibility | Ceramic & Porcelain Only |
| Application | Floors and Large Areas |
Features
- Professional strength formula in a convenient 2-pack
- Includes stand-up grout brush for ergonomic cleaning
- Designed specifically for ceramic and porcelain tile
- Easy control flip-top cap for precise application
- Deeply penetrates to restore original tile and grout shine
What We Like
- Stand-up brush prevents back and knee pain
- Two bottles provide enough product for a large home
- Excellent control over liquid dispensing
What We Don't Like
- Strictly not for use on natural stone surfaces
- Brush may require a handle (pole) which is sold separately
Why We Selected This Product
This was chosen for its ergonomics and value.
The inclusion of the stand-up brush attachment is a game-changer for anyone with large tiled areas.
We appreciate the professional strength of the Clean-eez formula combined with a tool that makes the job physically easier to complete.
User Experience
Users rave about the stand-up brush, calling it a lifesaver for their backs.
Many report that they were able to clean their entire kitchen and living room in a single afternoon with professional results.
The 2-pack ensures they have enough formula to finish the job without running back to the store.
What to Look for Before Buying the Best Cleaner For Grout
1. Find Your Need - Compatibility and use case considerations
Before you purchase any cleaner, you must identify your tile type. Acidic cleaners like Zep are fantastic for ceramic and porcelain but will ruin natural stone like marble or travertine. If you have natural stone, look for acid-free or pH-neutral formulas such as Black Diamond. Also, consider if you are doing a deep restoration or just weekly maintenance.
2. Budget - Setting realistic price expectations ($10-$40 ranges)
Grout cleaners generally fall between $10 for a basic spray and $40 for a professional-grade kit with brushes. While budget sprays work for soap scum, spending a bit more on a professional concentrate can save you hours of labor and the potential cost of replacing grout entirely. Multi-packs often provide better value for large homes.
3. Key Features - Most important technical specifications
Look for the delivery method. Foaming sprays are essential for walls and backsplashes to prevent dripping. Liquid concentrates are better for floors where they can soak in. Check if the product includes a protectant or sealer, as this can prevent you from having to clean again just a few weeks later.
4. Quality & Durability - What to look for in construction
In the world of cleaners, quality refers to chemical concentration. High-quality cleaners use professional-grade surfactants and acids (or alkaline bases) that require less mechanical scrubbing. Look for brands with a history in commercial cleaning, as their consumer products often inherit these powerful formulations.
5. Brand Reputation - Importance of established manufacturers
Brands like Zep and Black Diamond have spent decades in the professional stone and tile industry. Choosing an established manufacturer ensures that the safety warnings are accurate and the chemical interactions are well-tested. This reduces the risk of damaging your expensive flooring.
6. Portability/Size - Considerations for space and storage
If you have a small apartment, a 7 oz gel or a 28 oz spray is sufficient. For large suburban homes with tiled kitchens and multiple bathrooms, a 2-pack of 32 oz bottles is more appropriate. Ensure the bottle has a secure cap or nozzle to prevent leaks during storage, especially for acidic products.
Is it A Wise Decision to Buy cleaner for grout?
Investing in a high-quality cleaner for grout is one of the most cost-effective ways to maintain the value and beauty of your home. Over time, grout naturally absorbs dirt, oils, and moisture due to its porous nature. If left untreated, this can lead to permanent staining or the growth of mold and mildew, which can eventually compromise the structural integrity of the tile installation. Professional grout cleaning services can cost hundreds or even thousands of dollars depending on the square footage.
By spending $15 to $30 on a specialized cleaner, you are essentially performing a professional restoration yourself. These products are designed to reach deep into the pores of the grout where standard mopping cannot. Modern formulas also include protective barriers that keep your floors looking new for longer, saving you time on future chores. When compared to the alternative of re-grouting your entire bathroom or kitchen—which is a messy and expensive process—buying a dedicated cleaner is an exceptionally wise financial decision for any homeowner.
What Is the Best Way to Choose cleaner for grout?
Choosing the right cleaner requires a systematic approach to ensure you don’t damage your surfaces while achieving the best results.
- Test the Surface: Always identify if your tile is natural stone or man-made. If you are unsure, stick to an acid-free cleaner to be safe.
- Determine the Stain Type: Kitchens usually deal with grease and food stains (alkaline cleaners are great here), while bathrooms deal with mold and soap scum (bleach-based or acidic cleaners are better).
- Select the Application Method: If you are cleaning a shower, buy a foam. If you are cleaning a floor, buy a liquid or gel.
- Spot Test: Always apply the cleaner to a small, hidden corner of your grout first. Let it sit and dry to ensure no discoloration occurs.
- Check for 2-in-1 Benefits: If you want to save time in the future, choose a product that includes a sealer or protectant.
- Consider Ergonomics: If you have a lot of floor to cover, look for kits that include brushes or allow for stand-up cleaning.
Avoid the common mistake of using generic bleach on everything, as it can sometimes weaken grout over time if not properly formulated. Instead, stick to dedicated grout products that balance cleaning power with material preservation.
FAQ
What is the best cleaner for grout for beginners? For beginners, a foaming spray like Zep Plus or Goo Gone is the best choice. They are easy to apply, require no mixing, and are safer for a wider range of household surfaces. They provide visible results without the complexity of industrial-strength acidic concentrates.
How much should I spend on cleaner for grout? Spending between $15 and $25 is the sweet spot for a high-quality 32 oz bottle. This price range usually ensures you are getting a professional-strength formula rather than a watered-down generic cleaner.
What features are most important in cleaner for grout? Surface compatibility is the most important feature. Using an acidic cleaner on marble can cause permanent damage. Beyond that, look for dwell time and whether the product includes a sealer to prevent future staining.
How do I maintain my cleaner for grout? Store your cleaners in a cool, dry place away from direct sunlight. Ensure the caps are tightened fully, as some active ingredients can lose potency if exposed to air for long periods. Always keep them out of reach of children.
Are expensive cleaner for grout worth it? Yes, usually the higher price reflects a higher concentration of active ingredients. This means you use less product per square foot and spend significantly less time scrubbing, which makes the extra few dollars a great investment in your own time.
What brands make the best cleaner for grout? Zep, Black Diamond, and Clean-eez are currently the leaders in the market. Zep is known for industrial power, Black Diamond for stone safety, and Clean-eez for comprehensive restoration kits.
How long do cleaner for grout typically last? Most grout cleaners have a shelf life of 2 to 3 years. Once applied to the grout, a good cleaning and sealing session can keep your floors looking great for 6 to 12 months depending on foot traffic.
Can I find good cleaner for grout on a budget? Absolutely. Brands like Goo Gone offer effective solutions for under $10. While they may require a bit more manual scrubbing for deep stains, they are perfectly capable of handling everyday bathroom and kitchen grime.
Final Verdict
After reviewing the top options, the Zep Grout Cleaner and Brightener remains our top choice for its incredible restorative power on standard tile floors.
For those with expensive marble or granite, we highly recommend the Black Diamond Ultimate Grout Cleaner to ensure a safe yet deep clean.
If you are looking for a budget-friendly option that handles bathroom soap scum effectively, Goo Gone Grout & Tile is a reliable and affordable pick.
Taking the time to clean your grout today will not only brighten your home but also protect your flooring investment for years to come.
Our Recommendation: Zep Grout Cleaner and Brightener
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