Top 10 Best pool magnet plus in 2026

Last Updated - 6/13/2026

🏆Best Choice

Clorox Pool & Spa

Clorox® Pool&Spa™ Swimming Pool Algaecide and Clarifier, Prevents and Treats Pool Algae, Clears Water, 128 Fl Oz (Pack of 1)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Pool Algae Treatment: Our Pool Algaecide and Clarifier is specially formulated to treat existing algae while providing long-lasting defense against stubborn growth, ensuring that your pool remains clear and algae-free for an extended period of time.
•Maintain Crystal Clear Water: Kills and prevents all types of swimming pool algae (green, mustard, black algae) for crystal clear swimming pool water.
•Non-Foaming Formula: Spend less time maintaining and more time enjoying your pool with this Swimming Pool Algaecide and Clarifier, which features a non-foaming formula.
•Suitable for Use in All Types of Pools: This product is proven to meet the needs of every pool owner, as it is compatible with all types of pools, including saltwater pools. You can trust our product to deliver exceptional performance and keep your pool water clean and clear.
•For best results, add to the deepest end of the pool with the filter running. Circulating pool water when applying chemicals helps disperse chemicals throughout the pool for maximum coverage
•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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$14.88

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poolrx

PoolRX+ pool unit 7.5k-20k gallons

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Eliminates all types of Pool Algae
•Reduces chemical demand
•Effective for up to 6 Months
•NSF/ANSI 50 Certified
•Ideal for Chlorine, Salt, UV or Ozone systems
•New formula now with 3 Active Ingredients

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$54.03

$79.99

-32%

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Natural Chemistry

Natural Chemistry Pool Perfect + Phosfree, 3-Liter (1-Pack)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Add weekly to maintain near zero phosphate levels
•Cleans waterline and filer
•SMARTZyme technology reduces frequency of filter cleaning and scrubbing scum lines
•The benefits of Pool Perfect and Phosfree combined
•Weekly dosage will improve water quality and reduce maintenance

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$35.49

$41.23

-14%

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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)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

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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$16.67

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Periodic Products

CuLator Metal Eliminator & Stain Preventer for Pools & Spas PowerPak 1.0

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Removes and eliminates stain-causing metals from swimming pool water like rust, iron, copper, cobalt, manganese and many others. Prevents copper cyanurate stains.
•Prevents swimming pool stains and discolored pool water by removing high levels of metals from pool water. Pool staining begins at .3 ppm. Protects swimming pool equipment.
•Easy to use--place in skimmer basket and leave in for 1-3 months. Works as a metal control for stain-free and metal-free pool water. Works with all sequestering agents and chelators.
•Prevents stains from forming, water discoloration, and hair from turning green.
•No Phosphates, non-toxic, and treats up to 20,000 gallons. Helps improve water chemistry and keep your pool water balanced. 30-Day Money Back Guarantee!

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$17.99

$29.95

-40%

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Pool Mate

Pool Mate 1-Quart 2-Pack Concentrated Metal Out Stain and Mineral Inhibitor, Pool Metal Remover, Stain Remover, Made in USA

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•1 quart per 10,000 gallons of water
•Helps remove and prevent calcium, cobalt, copper, iron, lead, manganese, nickel and silver
•This product helps prevent discoloration of pool water due to iron, calcium, manganese, copper and other metals and minerals which may be present in the water supply
•This product is an excellent general purpose sequestrant which helps protect plumbing and pool walls from rust, stain and scale
•It should be used for all pool openings and closings and throughout the season as needed

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$31.03

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Pool Mate

Pool Mate 1-Pint Metal Gone for Hot Tubs, Prevents Metal Staining, Made in USA

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Helps prevent metal staining and corrosion
•Use this product when filling or refilling your spa
•Add 16 ounces of this product around the spa waterline for each 625 gallons of spa water

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$13.52

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BioGuard

BioGuard Pool Magnet Plus, 1 Quart, Concentrated Formula, Metal Stain Preventer, Works Quickly & Easy to Apply Effective Pool Maintenance

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Effective Metal Stain Prevention: BioGuard Pool Magnet Plus is a powerful chelating agent designed to wrap up any metal in your water and deposit it in your filter for removal. This can assist in preventing stains, and treating discolored (but clear) water, and should be used regularly in areas with metal in their fill water.
•Protects Against Metal & Stains: Pool Magnet Plus prevents new stains from forming and can even assist in the treatment of fresh metal stains. It also eliminates discolored water from metals.
•Reformulated & More Concentrated: This product has been recently reformulated and is now more concentrated and effective than ever. Pool experts recommend that this product be used monthly in pools that hold iron-containing fill water. It is only necessary to be used monthly because it stays effective for 3-4 weeks.
•Application: For initial dose, 1 quart (bottle) per 10,000 gallons of water. For high levels of metals present, it is receommended to use along with BioGuard Sparkle Up. For maintenance: Use 3 oz per 1,000 gallons of fill water added. Fresh Stains:1-3 quarts(bottles) depending on severity/size of stain.
•Tested and Proven Effective: BioGuard products are known for delivering reliable results and making pool care easy. BioGuard carries an extensive line of pool solutions for all needs.

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$25.99

$28.35

-8%

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BioGuard

BioGuard Erase Iron Stain Remover, 1.75 lb, Highly Effective Iron Stain Remover, Restore Pool Surfaces, Suitable for All Pool Types

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Revolutionary Formula: Say goodbye to stubborn iron stains effortlessly with BioGuard Erase Iron Stain Remover. Specially formulated to combat iron stains with ease, Erase Iron Stain Remover restores surfaces to their original luster, without causing damage to the surface.
•Effortless Iron Stain Combat: Erase Iron Stain Remover is engineered to tackle iron stains with minimal effort, making the cleaning process easier and more efficient.
•Versatile Application: BioGuard Erase Iron Stain Remover can be used on a variety of surfaces, including pool surfaces, concrete, and more, making it a versatile solution for iron stain removal.
•Surface Restoration: In addition to removing iron stains, this product helps restore the affected surfaces to their original condition, improving their appearance and overall quality.
•Tested and Proven Effective: BioGuard products are known for delivering reliable results and making pool care easy. BioGuard carries an extensive line of pool solutions for all needs.

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$52.99

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SpaChoice

SpaChoice 1-Quart Premium Metal Free Pool Water Metal Remover, Pool Stain Remover, Made in USA

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•1 quart per 10,000 gallons of water
•Helps remove and prevent calcium, cobalt, copper, iron, lead, manganese, nickel and silver
•This product helps prevent discoloration of pool water due to iron, calcium, manganese, copper and other metals and minerals which may be present in the water supply
•This product is an excellent general purpose sequestrant which helps protect plumbing and pool walls from rust, stain and scale
•It should be used for all pool openings and closings and throughout the season as needed

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$21.10

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With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.