When searching for a grout cleaner, the key considerations are how effectively it removes stains, brightens surfaces, and handles tough grime. The Zep Grout Cleaner and Brightener stands out as the best overall choice for its balanced power and ease of use. For heavy-duty jobs, the Black Diamond Ultimate Grout Cleaner offers superior stain removal, while the APULITO Household Cleaner Gel is ideal for light, everyday maintenance. As you evaluate options, you’ll face tradeoffs between strength, ease of application, and price. Keep reading for a detailed breakdown of the top products and what makes each one unique.

13
compared
5
brands
Which grout cleaner should you buy?
★ Top Pick
Zep Grout Cleaner and Brighten
Best Overall for Deep Restoration and Brightening
Restores grout to a like-new appearance
See on Amazon →
Homeowners who prefer a no-scrub, long-lasting grout cleaning solution that fits into their schedule
APULITO Household Cleaner Gel
Easy to use with minimal scrubbing
View on Amazon →
Homeowners seeking a convenient cleaner and protectant for routine grout maintenance
Zep Home Pro Foaming Miracle G
Provides both cleaning and protective barrier
View on Amazon →
Homeowners who want a gentle, frequent-cleaning solution for tinted or delicate grout
Zep Plus Grout Foaming Cleaner
Effective at cleaning grout and tile surfaces
View on Amazon →
Homeowners with heavily stained or discolored grout needing deep cleaning and brightening
Zep Grout Cleaner and Brighten
Effective at removing deep stains
View on Amazon →
Pros & cons at a glance
Zep Grout Cleaner and Brighten
✓ Restores grout to a like-new appearance
✗ Contains acidic formula requiring careful handling
APULITO Household Cleaner Gel
✓ Easy to use with minimal scrubbing
✗ Requires several hours to work effectively
Zep Home Pro Foaming Miracle G
✓ Provides both cleaning and protective barrier
✗ May require additional products for heavy stains
Zep Plus Grout Foaming Cleaner
✓ Effective at cleaning grout and tile surfaces
✗ No significant cons noted
Zep Grout Cleaner and Brighten
✓ Effective at removing deep stains
✗ Contains strong acids requiring careful handling
Black Diamond Ultimate Grout C
✓ Effective at removing tough stains and grime
✗ Heavy volume may be unnecessary for small projects
Clean-eez Grout-eez Tile Clean
✓ Effective at removing dirt and grime
✗ Not suitable for natural stone surfaces
Black Diamond Ultimate Grout C
✓ Safe for natural stone surfaces
✗ Requires scrubbing for stubborn stains
Clean-eez Grout Cleaner 2 Pack
✓ Effective at removing tough grout stains
✗ Not suitable for natural stone or sealed grout
Clean-eez Grout-eez Super Heav
✓ Effective at removing stubborn stains and grime
✗ Strong chemical odor requiring ventilation
Zep Grout Cleaner and Brighten
✓ Effective at restoring stained grout lines
✗ Contains acidic formula requiring careful handling
Goo Gone Grout & Tile Cleaner
✓ Effective at removing tough stains and grime
✗ Requires 2-3 minutes of penetration time
Black Diamond Stoneworks Ultim
✓ Safe for natural stone and tile surfaces
✗ Requires waiting 1-3 minutes before scrubbing

Complete the kit

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Key Takeaways

  • The best grout cleaners combine strong stain removal with surface protection to prevent future buildup.
  • Foaming formulas tend to be easier to apply and target embedded grime, but may be less effective on extremely stubborn stains.
  • Heavy-duty cleaners are more powerful but often require careful use to avoid surface damage or discoloration.
  • Ease of use varies widely; gel-based products are generally simpler for DIYers, while spray or foam formulas suit professional needs.
  • Price often correlates with strength and versatility but consider long-term value over initial cost.
2
APULITO Household Cleaner Gel
Best for Minimal Effort and Long-Lasting Action
1
Zep Grout Cleaner and Brighten
Best Overall for Deep Restoration and Brightening
3
Zep Home Pro Foaming Miracle G
Best for Dual Cleaning and Protective Barrier

Our Top Grout Cleaner Picks

Zep Grout Cleaner and Brightener – 32 oz (Case of 12)Zep Grout Cleaner and Brightener - 32 oz (Case of 12)Best Overall for Deep Restoration and BrighteningSize: 32 ozCase Quantity: 12Suitable for: White or colored grout linesVIEW ON AMAZONSee Our Full Breakdown
APULITO Household Cleaner Gel for Bathroom Shower and Kitchen Tile Grout, 10 Fl OzAPULITO Household Cleaner Gel for Bathroom Shower and Kitchen Tile Grout, 10 Fl OzBest for Minimal Effort and Long-Lasting ActionVolume: 10 Fl OzPack Size: 1VIEW ON AMAZONSee Our Full Breakdown
Zep Home Pro Foaming Miracle Grout Cleaner & Protectant – 32 Fl. OZZep Home Pro Foaming Miracle Grout Cleaner & Protectant - 32 Fl. OZBest for Dual Cleaning and Protective BarrierVolume: 32 Fl. OZVIEW ON AMAZONSee Our Full Breakdown
Zep Plus Grout Foaming Cleaner – 32 Fl OzZep Plus Grout Foaming Cleaner - 32 Fl OzBest for Frequent Use and Tinted GroutVolume: 32 Fl OzBenefits: Cleans grout, tile floors, backsplashes; protects against water, dirtFormula: Gentle, foam-basedVIEW ON AMAZONSee Our Full Breakdown
Zep Grout Cleaner and Brightener – 32 OunceZep Grout Cleaner and Brightener - 32 OunceBest for Deep Stain Removal and BrighteningSize: 32 OunceMade in: USAApplication: Deep cleaning, stain removalVIEW ON AMAZONSee Our Full Breakdown
Black Diamond Ultimate Grout CleanerBlack Diamond Ultimate Grout CleanerBest Overall for Versatile, Deep CleaningVolume: 1-GallonChemical Type: Acid-FreeSuitable Surfaces: Tile, Ceramic, Porcelain, Marble, GraniteVIEW ON AMAZONSee Our Full Breakdown
Clean-eez Grout-eez Tile Cleaner with Handheld BrushClean-eez Grout-eez Tile Cleaner with Handheld BrushBest for Routine Cleaning of Ceramic and PorcelainSize: 32 ozSuitable Surfaces: Ceramic and porcelain tileNot for: Natural stone, marble, graniteVIEW ON AMAZONSee Our Full Breakdown
Black Diamond Ultimate Grout Cleaner (1 Quart / 1 Brush)Black Diamond Ultimate Grout Cleaner (1 Quart / 1 Brush)Best for Deep Cleaning on Multiple SurfacesVolume: 1 QuartApplication: Spray, scrub, rinseSuitable surfaces: Tile, ceramic, porcelain, marble, granite, travertineVIEW ON AMAZONSee Our Full Breakdown
Clean-eez Grout Cleaner 2 Pack with Stand-Up Brush AttachmentClean-eez Grout Cleaner 2 Pack with Stand-Up Brush AttachmentBest for Large Areas and Heavy StainsSize: 32 ozPack Size: 2 PackAttachment: Stand-up brushVIEW ON AMAZONSee Our Full Breakdown
Clean-eez Grout-eez Super Heavy-Duty Grout CleanerClean-eez Grout-eez Super Heavy-Duty Grout CleanerBest for Extremely Tough Stains and Heavy BuildupSize: 32 ozVIEW ON AMAZONSee Our Full Breakdown
Zep Grout Cleaner and Brightener – Deep Cleaning Formula Plus Grout Foaming CleanerZep Grout Cleaner and Brightener - Deep Cleaning Formula Plus Grout Foaming CleanerBest Overall for Restoring Tinted and Colored GroutType: Grout Cleaner and BrightenerApplication: Tile floors, backsplashesFeatures: Deep clean, protects grout, foaming cleanerVIEW ON AMAZONSee Our Full Breakdown
Goo Gone Grout & Tile Cleaner – 28 OunceGoo Gone Grout & Tile Cleaner - 28 OunceBest for Tough Stains and Everyday GrimeVolume: 28 fl ozSafe on: Ceramic, porcelain, natural stone, tile floors, fiberglassApplication: Spray, no dilution neededVIEW ON AMAZONSee Our Full Breakdown
Black Diamond Stoneworks Ultimate Grout Cleaner for Tile Floors, 1 QuartBlack Diamond Stoneworks Ultimate Grout Cleaner for Tile Floors, 1 QuartBest for Natural Stone and Routine Deep CleaningVolume: 1 QuartType: Grout CleanerSafe for: Marble, Granite, Travertine, Ceramic Tile, Natural StoneVIEW ON AMAZONSee Our Full Breakdown

More Details on Our Top Picks

  1. Zep Grout Cleaner and Brightener – 32 oz (Case of 12)

    Zep Grout Cleaner and Brightener - 32 oz (Case of 12)

    Best Overall for Deep Restoration and Brightening

    View on Amazon

    This professional-strength acidic cleaner stands out for restoring grout to a near-new appearance, especially effective at whitening discolored or brownish grout lines. Compared to the simpler foam-based options, it offers a more aggressive cleaning action suitable for stubborn stains. The need for careful handling and waiting time before wiping are tradeoffs, but the results often justify the effort. It’s ideal for those who want a quick, powerful solution for restoring the brightness of their tile grout without heavy scrubbing, making it perfect for heavily stained surfaces.

    Pros:
    • Restores grout to a like-new appearance
    • Easy application with minimal effort
    • Effective on stained and discolored grout
    Cons:
    • Contains acidic formula requiring careful handling
    • Not suitable for all tile types without testing
    • Requires waiting time before wiping

    Best for: Homeowners with heavily stained or yellowed grout seeking professional-level results

    Not ideal for: Casual users or those with delicate or porous tile surfaces, as the acid may cause damage or require testing first

    • Size:32 oz
    • Case Quantity:12
    • Suitable for:White or colored grout lines
    • Application:Apply, wait, wipe
    Our verdict
    “This pick is best suited for those needing a strong, restorative cleaner for heavily stained grout surfaces.”
  2. APULITO Household Cleaner Gel for Bathroom Shower and Kitchen Tile Grout, 10 Fl Oz

    APULITO Household Cleaner Gel for Bathroom Shower and Kitchen Tile Grout, 10 Fl Oz

    Best for Minimal Effort and Long-Lasting Action

    View on Amazon

    This gel cleaner is designed for ease, requiring only application and a long dwell time of several hours, which makes it ideal for busy households. Unlike the abrasive, chemical-heavy options like the Zep Grout Cleaner, this gel minimizes scrubbing while still delivering results, especially on surfaces where less aggressive cleaning is preferred. However, the long wait—up to 10 hours for some applications—can be inconvenient for users who want quick fixes. This product makes the most sense for those who can plan ahead and prefer a low-scrub, low-spray solution for routine maintenance.

    Pros:
    • Easy to use with minimal scrubbing
    • Effective on various surfaces including tile and grout
    • Long-lasting action without volatilizing
    Cons:
    • Requires several hours to work effectively
    • Needs to be left on for 3-10 hours for best results
    • Limited safety or ingredient info available

    Best for: Homeowners who prefer a no-scrub, long-lasting grout cleaning solution that fits into their schedule

    Not ideal for: Users needing immediate results or those who dislike leaving products on for extended periods

    • Volume:10 Fl Oz
    • Pack Size:1
    Our verdict
    “This gel is ideal for those who can plan ahead and prioritize ease over immediate gratification.”
  3. Zep Home Pro Foaming Miracle Grout Cleaner & Protectant – 32 Fl. OZ

    Zep Home Pro Foaming Miracle Grout Cleaner & Protectant - 32 Fl. OZ

    Best for Dual Cleaning and Protective Barrier

    View on Amazon

    This 2-in-1 product combines cleaning and sealing, making it stand out for users who want to simplify grout maintenance. Compared with single-purpose cleaners like Zep Grout Cleaner and Brightener, this offers an added protective layer that resists future staining. It’s suitable for various tile and stone surfaces but might fall short on heavily stained grout without additional cleaning products. Its mountain scent adds a refreshing touch, but the dual action means some users might need separate products for deep stains.

    Pros:
    • Provides both cleaning and protective barrier
    • Suitable for multiple tile and stone surfaces
    • Leaves a refreshing mountain scent
    Cons:
    • May require additional products for heavy stains
    • Specific to grout, not for other surfaces

    Best for: Homeowners seeking a convenient cleaner and protectant for routine grout maintenance

    Not ideal for: Users with heavily stained or deeply embedded grout stains needing aggressive cleaning

    • Volume:32 Fl. OZ
    Our verdict
    “This pick makes sense for those wanting ongoing grout protection combined with cleaning for routine upkeep.”
  4. Zep Plus Grout Foaming Cleaner – 32 Fl Oz

    Zep Plus Grout Foaming Cleaner - 32 Fl Oz

    Best for Frequent Use and Tinted Grout

    View on Amazon

    This foam-based cleaner is gentle enough for frequent use and tinted grout, offering effective cleaning without the harshness of acids. Unlike the more aggressive acidic options, it relies on foam cling to deliver cleaning power on vertical surfaces and is suitable for regular maintenance. Its ability to protect against water, dirt, and grime makes it a versatile choice for ongoing grout care, especially in kitchens and bathrooms where frequent cleaning is needed. The absence of specific cons suggests it’s a well-rounded option, but it may not tackle deeply embedded stains as powerfully as stronger formulas.

    Pros:
    • Effective at cleaning grout and tile surfaces
    • Foam formula clings well to vertical surfaces
    • Suitable for frequent use and tinted grout
    Cons:
    • No significant cons noted

    Best for: Homeowners who want a gentle, frequent-cleaning solution for tinted or delicate grout

    Not ideal for: Users with heavily stained or very discolored grout who need deep cleaning power

    • Volume:32 Fl Oz
    • Benefits:Cleans grout, tile floors, backsplashes; protects against water, dirt
    • Formula:Gentle, foam-based
    Our verdict
    “This product suits those who prioritize gentle, regular maintenance for grout and tile surfaces.”
  5. Zep Grout Cleaner and Brightener – 32 Ounce

    Zep Grout Cleaner and Brightener - 32 Ounce

    Best for Deep Stain Removal and Brightening

    View on Amazon

    This professional-grade cleaner excels at removing deep-set stains and restoring the vibrant look of both white and colored grout lines. Compared to the acid-based Zep Grout Cleaner and Brightener, this version emphasizes stain removal and surface revitalization with quick application. Its strong formula demands careful handling and a sitting period before wiping, which can be a drawback for those seeking immediate results. It’s a strong choice for users who want to revive old, stained grout with minimal scrubbing but are comfortable handling potent chemicals.

    Pros:
    • Effective at removing deep stains
    • Restores the appearance of tile and grout
    • Quick and easy application
    Cons:
    • Contains strong acids requiring careful handling
    • Requires sitting time before wiping
    • Not suitable for delicate or porous surfaces

    Best for: Homeowners with heavily stained or discolored grout needing deep cleaning and brightening

    Not ideal for: Users with delicate or porous tile surfaces, or those seeking fast results without handling strong chemicals

    • Size:32 Ounce
    • Made in:USA
    • Application:Deep cleaning, stain removal
    Our verdict
    “This cleaner is best for those needing deep stain removal and surface brightening with chemical safety precautions.”
  6. Black Diamond Ultimate Grout Cleaner

    Black Diamond Ultimate Grout Cleaner

    Best Overall for Versatile, Deep Cleaning

    View on Amazon

    This professional-strength, acid-free grout cleaner stands out for its ability to handle heavy stains on a variety of surfaces, including delicate natural stone like marble and granite, making it more versatile than many other options such as the Black Diamond Stoneworks Ultimate Grout Cleaner. Unlike the Clean-eez Grout-eez, which is more suited for routine cleaning, this product excels at restoring grout color after stubborn buildup, though it may require multiple applications for very heavy staining. Its large 1-gallon volume makes it ideal for extensive projects but could be excessive for small jobs. The acid-free formula ensures safety on sensitive surfaces, providing a reliable deep clean without damage.

    Pros:
    • Effective at removing tough stains and grime
    • Safe for delicate and natural stone surfaces
    • Restores grout color without damage
    • Versatile for use with brushes or steam machines
    Cons:
    • Heavy volume may be unnecessary for small projects
    • Multiple applications needed for very stubborn stains

    Best for: Homeowners tackling stubborn stains on multiple types of tile surfaces, including natural stone

    Not ideal for: Small touch-up jobs or users with limited space, as the large volume may be cumbersome

    • Volume:1-Gallon
    • Chemical Type:Acid-Free
    • Suitable Surfaces:Tile, Ceramic, Porcelain, Marble, Granite
    Our verdict
    “This grout cleaner is best suited for those needing deep, versatile cleaning across varied surfaces with minimal risk of damage.”
  7. Clean-eez Grout-eez Tile Cleaner with Handheld Brush

    Clean-eez Grout-eez Tile Cleaner with Handheld Brush

    Best for Routine Cleaning of Ceramic and Porcelain

    View on Amazon

    Compared with the Black Diamond Ultimate Grout Cleaner, which is designed for heavy-duty staining, the Clean-eez Grout-eez offers a more manageable size and includes an ergonomic handheld brush, making it ideal for quick, routine touch-ups on ceramic and porcelain tiles. It’s less effective on natural stone, similar to the Black Diamond Ultimate Grout Cleaner, which is also not recommended for stone surfaces. While it restores tile and grout appearance effectively, stubborn stains may require multiple applications, and its size makes it less suitable for large-scale projects. This product makes everyday maintenance simpler without the bulk of larger containers.

    Pros:
    • Effective at removing dirt and grime
    • Includes ergonomic handheld brush for easy use
    • Restores tile and grout appearance quickly
    Cons:
    • Not suitable for natural stone surfaces
    • Multiple applications may be needed for stubborn stains

    Best for: Homeowners performing regular cleaning and touch-ups on ceramic or porcelain tiles

    Not ideal for: Natural stone or heavy stain removal, where more potent formulas are needed

    • Size:32 oz
    • Suitable Surfaces:Ceramic and porcelain tile
    • Not for:Natural stone, marble, granite
    Our verdict
    “Ideal for regular, light cleaning of ceramic and porcelain grout, but not suited for heavy-duty stains or natural stone.”
  8. Black Diamond Ultimate Grout Cleaner (1 Quart / 1 Brush)

    Black Diamond Ultimate Grout Cleaner (1 Quart / 1 Brush)

    Best for Deep Cleaning on Multiple Surfaces

    View on Amazon

    This 1-quart, acid-free grout cleaner offers a balanced approach for those who want an easy spray application combined with decent deep-cleaning power, comparable to the Clean-eez Grout-eez but with broader surface compatibility including marble, granite, and travertine. It requires scrubbing for best results, similar to the heavy-duty Clean-eez, yet it’s more suitable for routine use thanks to its spray format. Its safety for natural stone surfaces makes it a flexible choice, though multiple applications may be necessary on heavily stained grout lines. Compared to larger-volume products, this is a convenient size for DIYers who want effective cleaning without excess volume.

    Pros:
    • Safe for natural stone surfaces
    • Effective deep-cleaning formula
    • Easy spray application
    Cons:
    • Requires scrubbing for stubborn stains
    • Multiple applications needed for very heavy stains

    Best for: DIY enthusiasts seeking a versatile, easy-to-apply grout cleaner for multiple surfaces

    Not ideal for: Heavy stains requiring aggressive or professional-grade solutions, or users preferring no scrubbing

    • Volume:1 Quart
    • Application:Spray, scrub, rinse
    • Suitable surfaces:Tile, ceramic, porcelain, marble, granite, travertine
    Our verdict
    “Perfect for regular deep cleaning on a variety of surfaces where gentle yet effective cleaning is desired.”
  9. Clean-eez Grout Cleaner 2 Pack with Stand-Up Brush Attachment

    Clean-eez Grout Cleaner 2 Pack with Stand-Up Brush Attachment

    Best for Large Areas and Heavy Stains

    View on Amazon

    Compared with the Black Diamond Ultimate Grout Cleaner, which is more suited for detailed, versatile cleaning, the Clean-eez Grout Cleaner 2 Pack with its stand-up brush is designed for large projects like extensive showers or kitchen floors. Its multiple applications can restore the brightness of grout, but it’s less ideal for delicate surfaces or small touch-ups. The manual effort required can be a drawback, especially for those with limited mobility, yet the included stand-up brush makes tackling stubborn stains easier over larger areas. This makes it a solid choice for homeowners handling big cleaning jobs.

    Pros:
    • Effective at removing tough grout stains
    • Includes stand-up brush for easy application
    • Restores tile and grout shine
    Cons:
    • Not suitable for natural stone or sealed grout
    • Manual effort required for best results

    Best for: Homeowners with large tiled areas needing heavy stain removal or routine deep cleaning

    Not ideal for: Smaller, detailed cleaning jobs or natural stone surfaces

    • Size:32 oz
    • Pack Size:2 Pack
    • Attachment:Stand-up brush
    Our verdict
    “A practical choice for large-scale grout cleaning where high-volume, manual scrubbing is acceptable.”
  10. Clean-eez Grout-eez Super Heavy-Duty Grout Cleaner

    Clean-eez Grout-eez Super Heavy-Duty Grout Cleaner

    Best for Extremely Tough Stains and Heavy Buildup

    View on Amazon

    Compared with the Black Diamond Ultimate Grout Cleaner, which balances safety with effectiveness, the Clean-eez Grout-eez Super Heavy-Duty is designed specifically for stubborn, ingrained stains and grime, making it a go-to for severe buildup. Its potent formula restores grout brightness rapidly but comes with the downside of a strong chemical odor and potential harshness on delicate surfaces. This heavy-duty cleaner is best suited for those willing to ventilate well and handle more aggressive chemicals, especially when heavy stains resist milder products like the Black Diamond.

    Pros:
    • Effective at removing stubborn stains and grime
    • Restores grout to a bright, clean appearance
    • Easy to use for heavy-duty cleaning
    Cons:
    • Strong chemical odor requiring ventilation
    • Harsh on delicate surfaces

    Best for: DIYers dealing with severe grout stains and grime buildup in tough environments

    Not ideal for: Sensitive surfaces or small, infrequent cleaning tasks due to its chemical strength

    • Size:32 oz
    Our verdict
    “Best suited for heavy-duty stain removal where safety precautions and ventilation are prioritized.”
  11. Zep Grout Cleaner and Brightener – Deep Cleaning Formula Plus Grout Foaming Cleaner

    Zep Grout Cleaner and Brightener - Deep Cleaning Formula Plus Grout Foaming Cleaner

    Best Overall for Restoring Tinted and Colored Grout

    View on Amazon

    This professional-strength grout cleaner stands out for its ability to quickly revive stained grout lines, especially on tinted or colored grout, making it ideal for frequent touch-ups. Compared with Black Diamond Stoneworks, which is safe for natural stone but less aggressive, this Zep formula offers a deeper clean thanks to its acidic, foaming action—though that acidity demands careful handling. Its gentle formulation suits regular maintenance but may require multiple applications for heavily stained grout. Its foaming nature helps reach into crevices where dirt hides, providing a thorough clean. However, the acidic base means users must be cautious to prevent damage or irritation, particularly with prolonged contact. This pick makes the most sense for homeowners who want powerful results without risking damage to natural stone surfaces.

    Pros:
    • Effective at restoring stained grout lines
    • Suitable for tinted and colored grout
    • Gentle yet powerful cleaning formula
    • Made in the USA with quality materials
    Cons:
    • Contains acidic formula requiring careful handling
    • May need multiple applications for heavily stained grout

    Best for: Homeowners needing to brighten and restore colored or tinted grout regularly

    Not ideal for: Users with natural stone surfaces like marble or granite who prefer a non-acidic, gentler cleaner

    • Type:Grout Cleaner and Brightener
    • Application:Tile floors, backsplashes
    • Features:Deep clean, protects grout, foaming cleaner
    • Formulation:Acidic, gentle formula
    Our verdict
    “This grout cleaner is best for those seeking a deep, professional-grade clean on colored or tinted grout, with the caution of handling acidity carefully.”
  12. Goo Gone Grout & Tile Cleaner – 28 Ounce

    Goo Gone Grout & Tile Cleaner - 28 Ounce

    Best for Tough Stains and Everyday Grime

    View on Amazon

    Compared with Zep’s more aggressive, acid-based options, Goo Gone’s spray formula offers a safer alternative for removing stubborn stains, soap scum, and mold without damaging delicate surfaces. Its 28-ounce spray bottle makes it convenient for quick application across large areas like bathroom tiles and kitchen backsplashes, especially when dealing with tough grime. While it’s excellent for heavy-duty dirt and soap scum, it requires a few minutes of penetration time and light scrubbing for stubborn stains—so it’s not ideal for quick surface cleans. Its safe formulation on ceramic, porcelain, and natural stone broadens its appeal, but this also means it might not be as powerful on deeply ingrained dirt as some acidic cleaners. This product is suited to homeowners who want an easy, no-dilution spray for routine deep cleaning of bathroom or kitchen tiles.

    Pros:
    • Effective at removing tough stains and grime
    • Safe on multiple tile surfaces and grout lines
    • Easy-to-use spray application
    • No dilution needed for convenience
    Cons:
    • Requires 2-3 minutes of penetration time
    • May need light scrubbing for stubborn stains

    Best for: Homeowners needing an effective, easy-to-use spray for tough stains and grime on various tile surfaces

    Not ideal for: People seeking a deep, restorative clean for heavily stained grout or natural stone that requires heavy scrubbing

    • Volume:28 fl oz
    • Safe on:Ceramic, porcelain, natural stone, tile floors, fiberglass
    • Application:Spray, no dilution needed
    Our verdict
    “This spray offers a straightforward solution for tackling stubborn stains, perfect for regular maintenance but less suited for deep grout restoration.”
  13. Black Diamond Stoneworks Ultimate Grout Cleaner for Tile Floors, 1 Quart

    Black Diamond Stoneworks Ultimate Grout Cleaner for Tile Floors, 1 Quart

    Best for Natural Stone and Routine Deep Cleaning

    View on Amazon

    This acid-free grout cleaner distinguishes itself by providing a safe option for natural stone surfaces like marble and granite, unlike more aggressive acid-based cleaners. It excels at removing grease, dirt, and soap scum, restoring grout lines without risking etching or damage to delicate stones. Compared to Zep’s acid formulas, it prioritizes safety and routine use, making it ideal for regular cleaning in kitchens and bathrooms. However, it requires a wait of 1-3 minutes before scrubbing, and heavy buildup may necessitate multiple applications—a tradeoff for its gentle nature. Its effectiveness at restoring grout’s appearance makes it suitable for homeowners who prefer a natural, non-toxic cleaning approach and want to protect their valuable stone surfaces.

    Pros:
    • Safe for natural stone and tile surfaces
    • Effective at removing grease, dirt, and soap scum
    • Restores the appearance of grout lines
    • Non-toxic, acid-free formulation
    Cons:
    • Requires waiting 1-3 minutes before scrubbing
    • May need multiple applications for heavy buildup

    Best for: Homeowners cleaning natural stone surfaces or seeking a gentle, routine grout cleaner

    Not ideal for: Users with heavily stained grout needing aggressive removal or quick deep clean results

    • Volume:1 Quart
    • Type:Grout Cleaner
    • Safe for:Marble, Granite, Travertine, Ceramic Tile, Natural Stone
    • Application:Tile Floors, Showers, Backsplashes
    Our verdict
    “This grout cleaner is ideal for those prioritizing safety and routine maintenance, especially on natural stone surfaces, with some patience required for stubborn buildup.”
grout cleaner
13 Best Grout Cleaners to Make Your Tiles Sparkle Like New 33
What makes a great grout cleaner
1
Type of Stains and Cleaning Power
Assess the severity of your grout stains.
2
Ease of Application
Some cleaners come in sprays, gels, or foaming formulas, each offering different application advantages.
3
Surface Compatibility
Not all grout cleaners are suitable for every type of tile or grout.
4
Protection and Maintenance
Look for cleaners that offer protective benefits, such as sealing or preventing future stains.
How to choose your grout cleaner
1
How we picked
These products were evaluated based on their cleaning performance, ability to brighten and restore grout, ease of applic
2
Type of Stains and Cleaning Power
Assess the severity of your grout stains.
3
Ease of Application
Some cleaners come in sprays, gels, or foaming formulas, each offering different application advantages.
4
Surface Compatibility
Not all grout cleaners are suitable for every type of tile or grout.
5
Protection and Maintenance
Look for cleaners that offer protective benefits, such as sealing or preventing future stains.
Vetted grout cleaner ·
The best grout cleaner, compared
★ Winner Zep Grout Cleaner and Brighten
Best Overall for Deep Restoration and Brightening
13compared

How We Picked

These products were evaluated based on their cleaning performance, ability to brighten and restore grout, ease of application, and overall value. We considered user reviews and manufacturer claims to gauge how well each cleaner handles common grout stains like mold, dirt, and discoloration. Products were ranked to reflect a balance between power and ease of use, with special attention to those suited for different cleaning needs—from light maintenance to heavy-duty restoration. Price and accessibility also played a role, ensuring recommendations are practical for a variety of budgets and skill levels.
Everyday → specialist
Everyday & valuePremium & specialist
Which grout cleaner fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Grout Cleaner

Choosing the right grout cleaner depends on several factors that go beyond mere cleaning power. Understanding these can help you avoid common pitfalls, such as selecting a cleaner that’s too harsh for your tiles or insufficiently strong for stubborn stains. Here are key considerations to keep in mind:

Type of Stains and Cleaning Power

Assess the severity of your grout stains. Light discoloration from everyday dirt and mold can often be tackled with milder, gel-based cleaners. For deep-set grime or stubborn mold, you’ll need a heavy-duty foam or chemical cleaner. Picking a product with sufficient strength ensures you won’t need multiple applications, but be cautious with extremely potent formulas as they can damage delicate tiles or discolor grout if not used properly.

Ease of Application

Some cleaners come in sprays, gels, or foaming formulas, each offering different application advantages. Gels tend to cling better to vertical surfaces and are easier to target specific areas, making them ideal for DIY projects. Foaming cleaners spread evenly and penetrate deeply but might require longer dwell times. Consider your comfort level and the size of the area to determine which format minimizes mess and effort.

Surface Compatibility

Not all grout cleaners are suitable for every type of tile or grout. Always check whether a product is safe for your specific surface—porcelain, ceramic, or natural stone—as some chemicals can cause etching, discoloration, or damage. Testing a small, inconspicuous area first can prevent costly mistakes and extend the life of your tiles.

Protection and Maintenance

Look for cleaners that offer protective benefits, such as sealing or preventing future stains. Regular use of a cleaner with protectant qualities can keep your grout looking fresh longer, reducing the frequency of deep cleaning. However, avoid over-reliance on harsh chemicals, which can weaken grout over time if used excessively.

Price and Value

While premium products often deliver better results, many budget options perform adequately for routine cleaning. Consider how frequently you’ll need to clean and whether a higher initial investment saves money in the long run through better performance or longer-lasting results. Also, bulk packaging can be more economical for larger areas or frequent use.

Frequently Asked Questions

Can I use a regular bathroom cleaner on my grout?

Many standard bathroom cleaners are not designed specifically for grout and may not effectively remove stains or may damage the grout surface. Grout cleaners are formulated to penetrate and lift embedded grime without harming the porous material. For routine maintenance, a mild gel or spray cleaner can suffice, but for stubborn stains, a dedicated grout cleaner often yields better results.

Are chemical grout cleaners safe for natural stone tiles?

Not all chemical grout cleaners are suitable for natural stone, as certain acids and harsh formulas can etch or discolor delicate surfaces. Always check the manufacturer’s guidelines and opt for products labeled safe for natural stone if you have marble, granite, or other porous stones. Testing on a small area first can prevent accidental damage and ensure compatibility.

How often should I deep clean my grout?

Deep cleaning frequency depends on foot traffic and moisture levels, but generally, performing a thorough cleaning every 6 to 12 months helps maintain grout appearance and prevent mold buildup. Regular light maintenance, like wiping down tiles and spot cleaning stains, can extend the time between deep cleans and keep your grout looking fresh longer.

Is it better to use a brush or a sponge for cleaning grout?

Using a brush with stiff bristles—like a grout brush—is typically more effective at agitating dirt embedded in the grout lines. Sponges are gentler and better suited for light cleaning or applying the cleaner, but they often don’t provide enough scrubbing power for heavy stains. Combining both tools—applying with a sponge and scrubbing with a brush—can deliver the best results.

Should I seal my grout after cleaning?

Sealing grout after cleaning can help protect it from future stains and moisture penetration. Wait until your grout is thoroughly cleaned and dry, then apply a high-quality grout sealer. Regular sealing—every 1-2 years—can significantly reduce the need for harsh cleaners and keep your tiles looking new longer. However, avoid sealing uncleaned or heavily stained grout, as this can trap dirt and make future cleaning more difficult.

Conclusion

For most homeowners seeking a reliable, everyday grout cleaner, the Zep Grout Cleaner and Brightener offers a great mix of power and ease of use. Those tackling tough stains or heavily discolored grout will benefit from the Black Diamond Ultimate Grout Cleaner, which provides superior stain removal. Budget-conscious buyers aiming for regular maintenance should consider gel-based options like the APULITO Household Cleaner Gel. If you’re new to grout cleaning, products with simpler application methods help avoid mistakes. For professional or heavy-duty needs, investing in stronger, foaming formulas makes sense, but always prioritize surface compatibility and safety.

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