The Pool Volume Calculator makes it easy to calculate the volume of rectangular, oval, and circular pools quickly.

Pool Calculator provides the tools and maintenance information you need to keep your swimming pool and hot tub chemicals balanced and your pool water crystal clear.

Learn how to clean and maintain your saltwater or chlorine swimming pool. Use Pool Calculator’s tools to keep your swimming pool and hot tub chemicals balanced and cloudy pool water clear!

GOAL RANGE: 80 to 120 Goal

The simplest way to test and balance your pool water is Pool Calculator. Our handy mobile app for desktop, Android, and iOS makes it a breeze to find your total alkalinity, check for calcium hardness, …

Salt Water Pool Conversion Guide If you’re a pool or hot tub owner and are interested in the growing trend of salt water pool conversion keep reading to learn more about the process!

Free Chlorine and Total Chlorine mean different things for your swimming pool. Knowing the difference is key to a well balanced pool.

Learn how to clean and maintain your saltwater or chlorine swimming pool. Use Pool Calculator’s product reviews to keep your swimming pool and hot tub chemicals balanced and cloudy pool water …

Avg Depth (ft) Apply to Pool

You can use test strips to measure the various chemicals of your pool, and then enter your readings into the Pool Calculator to learn how to get your chemicals in balance.