The 8 best inground swimming pool cleaners for algae of 2025

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.

Fast-Acting Algae Treatment: Clorox Pool & Spa Swimming Pool Algaecide helps prevent and treat green pool algae quickly and controls algae growth in pools keeping it crystal clear.

Non-Foaming Formula: It effectively eliminates algae growth and offers longer-lasting protection for your pool without any foaming.

Effective Kill & Preventative Treatment: Clorox Pool&Spa Swimming Pool Algaecide effectively kills existing algae and prevents future growth, ensuring a pristine pool environment.

Suitable for All Pools: This non-foaming formula suits all types of pools, including saltwater pools.

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.

90 day no algae guarantee - Conquer Pool Season with AquaDoc pool algaecide: Keep your swimming pool clear of algae with our Double Whammy Algaecide. What's the Double Whammy? Ideal for inground and above ground pools, it eliminates mustard, green, blue and black algae effortlessly.

Unique, Non-foaming & Non-staining algaecide that removes & prevents algae for 3 months. This copper algaecide is the answer to properly removing algae from your pool.

Unlike harsh chemicals, this unique formula attacks algae at its core, preventing regrowth for long-lasting results. Think of it as a super algaecide for pool with lasting power!

Reduces the amount of chemicals needed in your pool by making your sanitizer more efficient. The superior copper algaecide.

Made in the USA: Experience the AquaDoc difference with Double Whammy Algaecide. All pool chemicals from AquaDoc are proudly made in the USA and held to the highest quality standards.

Powerful Scum Removal: Our Pool Waterline Cleaner spray is formulated to effectively remove scum lines from pool liners, tiles, and fiberglass waterlines. It easily lifts away dirt, grease, oils, and black streaks.

Gentle Formula for All Pools: Our gentle formula is suitable for all types of pools, ensuring thorough cleaning without causing damage. Please note that it's not an acid and won't remove calcium deposits.

Versatile for All Pool Types: Whether you have a home pool, community pool, resort pool, inground pool, above-ground pool, fiberglass pool, liner pool, tile pool, aggregate pool, or a hot tub or spa, our Pool Waterline Cleaner works effectively.

Extend Pool Life: Regular use of our cleaner can help extend the life of your pool components, providing value for your investment.

Multi-Surface Cleaning: Our versatile formula isn't limited to waterlines. It's suitable for cleaning plastic and resin pool ledge chairs, patio furniture, removing black streaks from gutters, and tackling soap scum in showers. It's a comprehensive solution for maintaining a clean pool area.

Effective Maintenance: Ideal for spring openings and routine care, reducing algae growth with a long-lasting copper-based formula

Powerful Algae Control: Highly concentrated to eliminate yellow and mustard algae with small, easy-to-measure doses

Stain Protection: Formulated with 23.5% copper triethanolamine and 7.1% chelated copper to prevent pool staining

Swim-Ready Safety: Free of harmful chemicals, allowing immediate swimming after application

User-Friendly Formula: Non-foaming, low-odor, and perfect for those sensitive to strong chemical smells

BENEFITS: Clears up dull, cloudy or hazy pool water so you can relax in crystal clear water all summer long

USE: Apply directly to pool water or skimmer; Use 4-12 hours after HTH Shock! and HTH Algaecide products for best results

COMPATIBILITY: Great for all pool types including all pool surfaces and saltwater systems

FEATURES: Does not affect pool’s pH levels; Improves filter efficiency to remove dead algae and organic debris; Fast-acting, concentrated formula

INCLUDES: One 1-qt container of super clarifier for your swimming pool water

6 month algaecide

Eliminates all types of algae

Reduces chemical demand

Effective for up to 6 months

Simplifies pool Care

Also Ideal for Salt Pools

Simply place in pump basket or skimmer basket

Eliminates all types of Algae

Reduces Chemicals

Effective for up to 6 months

Simplifies Pool and Spa Care. Replace the Poolrx unit in basket every 12 months.