10 Best Swimming Pool Stain Removers of 2025

Tested and Reviewed: Top 10 Swimming Pool Stain Removers deals with expert ratings from 8.1 to a perfect 10

May 2025 Edition

Editor's Choice

9.7

Natural Chemistry

Natural Chemistry 07395 Extra Strength Stain Free, 1-3/4-Pound

Editor's bottom line:

“This swimming pool stain removers is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Natural Chemistry extra strength stain free is an all natural stain remover
Contains a blend of industrial strength ascorbic acid
It quickly removes metal staining without adding phosphates to your water
Compatible with all sanitizing systems
Comes in 1-3/4-pounds container

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Picked by 286 people today

9.5

Bosh Chemical

Bosh Chemical Vanish Pool & Spa Stain Remover 2 Pack (4LBS)- Natural Safe Citrus Based, Works Excellent on Vinyl, Fiberglass, and Metals, Removes Rust and Other Tough Stains

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Main Highlights

FAST EASY and SAFE USE--Naturally remove stains from pool linings and underwater surfaces without scrubbing. Completely safe for your pool, produced from citrus by-products. Works on fiberglass and vinyl pool surfaces.
SIMPLE TO APPLY- Simply pour Vanish Pool Stain Remover into the pool around the stained area and watch the stains disappear. You may choose to mildly brush the surface for heavier stains.
HIGHLY EFFECTIVE AGAINST METAL STAINS- Occasionally pools can get excess metals from pool components, heaters, or piping. Our formula easily dissolves the toughest rust and metal stains from your pool with minimum effort.
TREATS UP TO 20,000 GALLON OF WATER!!!

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9.5

CLOROX POOL & Spa

Clorox® Pool&Spa™ Swimming Pool Scale, Metal & Stain Control, Prevents Metal Stains and Scale Formation, Removes Metal Stains, 1 Quart (Pack of 1)

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Main Highlights

Metal & Stain Control: Clorox Pool&Spa Swimming Pool Scale, Metal & Stain Control is your solution to preventing unsightly metal stains and scale formation in your pool. Maintain the cleanliness of your pool surfaces with our dependable formula.
Pool Metal Stain Cleaner: This product effectively removes fresh metal stains, including those caused by iron and copper, ensuring your pool stays clean and pristine.
Ideal for Treating Hard Water: Our Swimming Pool Scale, Metal & Stain Control is the perfect solution for treating hard water conditions in your pool. Say goodbye to unsightly scale buildup and metal stains.
Protects Equipment from Stains and Scale: Protect pool surfaces and equipment from scale formation and metal stains with Scale, Metal & Stain Control.
Clorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common swimming pool problems and get personalized product and dosage recommendations

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9.2

Bosh Chemical

Bosh Chemical Vanish Pool & Spa Stain Remover (2LBS)- Natural Safe Citrus Based, Works Excellent on Vinyl, Fiberglass, and Metals, Removes Rust and Other Tough Stains

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Main Highlights

FAST EASY and SAFE USE--Naturally remove stains from pool linings and underwater surfaces without scrubbing. Completely safe for your pool, produced from citrus by-products. Works on fiberglass and vinyl pool surfaces.
SIMPLE TO APPLY- Simply pour Vanish Pool Stain Remover into the pool around the stained area and watch the stains disappear. You may choose to mildly brush the surface for heavier stains.
HIGHLY EFFECTIVE AGAINST METAL STAINS- Occasionally pools can get excess metals from pool components, heaters, or piping. Our formula easily dissolves the toughest rust and metal stains from your pool with minimum effort.
TREATS UP TO 20,000 GALLON OF WATER!!!

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9.0

NEOHATION

NEOHATION Pool Pumice Stone and 5 inch Stainless Steel Pool Brush Kit with EZ-Clip Handle to Reomve Erase Rust Stain Spot in Concrete Plaster Pool Spa and Calcium Deposit on Pool Tile, BPST01

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Main Highlights

[Effective Stain Removalt]: Our 5-inch steel wire brush is designed with stainless steel bristles and an aluminum back, making it perfect for loosening stubborn stains on concrete or gunite pool surfaces, border tiles, and coping.
[Durable and Long-Lasting]: Unlike other pumice stones that disintegrate quickly, our pumice stone is denser and more durable, allowing it to effectively remove rust and hard water stains with minimal wear.
[Versatile Use]: Both the steel wire brush and pumice stone can be easily attached to a standard 1-1/4 inch pool pole with a quick-release mechanism, making them versatile tools for various cleaning tasks in your pool. (poles not included).
[Targeted Cleaning]: These tools are ideal for addressing specific problem areas, such as leaf stains, penny stains, and waterline deposits. They are not recommended for use on vinyl pool liners to avoid damage.
[Convenient Hand Tool Option]: For detailed cleaning, especially on pool tiles and grout at the waterline, the pumice stone and brush can also be used as hand tools, providing better control and precision.

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8.8

Save 9%

Natural Chemistry

Natural Chemistry Stain Free, 1.75 lb, 100% Citric Acid, Eliminates Metal Stains and Effective on All Pool Surfaces, Works with All Sanitizing Systems

9% Off

Main Highlights

Effective Pool Solution: Natural Chemistry's Stain Free offers pool owners a compelling solution for combating stains, providing an alternative to harsh chemical counterparts without compromising on effectiveness.
Citric Acid Pool Cleaner: STAINfree's innovative formula with citric acid, efficiently cleans metal stains off of pool surfaces without introducing phosphates.
Compatibility: Stainfree provides versatile stain treatment for all pool surfaces and works seamlessly with any sanitizing system, ensuring comprehensive stain removal and pool surface care.
Pool Stain & Scale: No one wants to see unsightly stains on the pool surface or discoloration of pool water. Dont stress, we have products that can help! Whether its prevention or treatment of existing metal stains, we have the solution for your pool.
Tested and Proven Effective: Natural Chemistry products are known for delivering reliable results and making water care less complex. Natural Chemistry carries an extensive line of pool and spa solutions that match your unique needs.

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8.6

Save 10%

In The Swim

In The Swim Super Stain Away - The Ultimate Swimming Pool Stain Remover – Prevents Stains, Scaling, and Build-Up in Swimming Pools - 1 Quart

10% Off

Main Highlights

In The Swim Super Stain Away is great for preventing stains, scaling, and calcium build-up caused by metals and minerals on all types of pools, giving users crystal clear water.
Super Stain Away prevents stains, scaling and build-up caused by metals and minerals.
This pool stain prevention formula will also prevent water discoloration caused by oxidized metals.
Super Stain Away will even lighten some existing stains.
Ideal for use in swimming pools using well water or in areas with heavy iron content.

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8.3

Essential Values

Essential Values Swimming Pool & Spa Stain Remover (2 LBS) - Compatible with Vinyl Liners, Fiberglass & Metals - Effective Formula Removes Rust & Tough Stains

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Main Highlights

Optimized Pool Cleaning Solution - Achieve maximum value with our pool cleaner, designed for efficiency at 1 use per 10,000 gallons. Each container offers 2 uses, with 2 containers provided. Versatile across pools, spas, and hot tubs, this cleaner guarantees optimal performance. With one bottle treating up to 20,000 gallons, enjoy extended cleaning benefits with minimal effort.
Gentle Pool Powder - Dive into your pool with peace of mind, thanks to Essential Values' pool cleaner formulated without harsh chemicals. Our unique blend of ascorbic pool powder maintains water balance without any chemical alterations. Safe for use alongside other pool cleaners, it ensures a comfortable and worry-free swimming experience.
Effortlessly measure and apply our natural citric-based pool cleaner, compatible with all systems and surfaces. Targeting tough stains and debris, our stabilizer ensures crystal clear water without harsh chemicals. Follow simple instructions for a pristine pool season after season.
Transform Your Pool Make your pool a sparkling oasis with our powerful cleaning powder. Designed to tackle stubborn stains, it's a natural, citric-based solution compatible with all pool systems and surfaces. Easy to use and effective, it keeps your pool looking its best. A clean pool is a happy pool!
Made in USA with Quality Materials - Our potent pool cleaner is crafted domestically, featuring premium citric acid-based ingredients. It penetrates and removes the toughest stains, compatible with all pool surfaces and sanitizers. Restore your pool's showroom shine effortlessly

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8.1

Purity Pool

Purity Pool OS Out Spot Stain Remover

Main Highlights

Fast and easy with no setup
Small amount of acid used will not affect pool chemistry
Gentle application of acid is much safer on the pool surface than other stain removal methods
Fast and easy with no setup
Small amount of acid used will not affect pool chemistry
Gentle application of acid is much safer on the pool surface than other stain removal methods
Since the pad is just for applying the acid and not for scrubbing, will last years when used correctly
Handcrafted in the usa with pride

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Best Value

8.1

Save 19%

EasyCare

EasyCare 20064 Scaletec Plus Descaler and Stain Remover, 64 oz. Bottle

19% OffFree Shipping

Main Highlights

Effective Calcium Removal: Eliminate white calcium and mixed composition scales from pool surfaces and equipment.
Metal Stain Removal: It strongly sequesters iron, copper, and manganese stains, preserving your pool's appearance.
Salt Cell Care: This helps optimize your salt cell's chlorine output, saving you time and money.
Non-Acidic Formula: No need for harsh acids or scrubbing; Scaletec Plus is easy to use.

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