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Best Hot Tub Test Strips

Updated January 2024

Bottom line

Pros

Cons

Best of the Best

CLOROX

My Pool Care Assistant

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Trusted Brand

Bottom Line

Keep your hot tub’s water clean and ready to lull you into bubbly relaxation with these test strips from a respected company.

Pros

Use the brand's connected app to get details on the health of your hot tub’s water. App works for both Android and Apple devices. Dip a strip into the tub and scan it with your phone to see a quick analysis. You can also perform a manual test if you prefer. Each bottle contains 50 test strips.

Cons

Some users doubt the accuracy of these strips. A few expired strips get shipped.

Best Bang for the Buck

Popular strips to test spa or pool water that measure water hardness, chlorine level, pH and four other crucial parameters.

Pros

Strips give accurate results to keep you safe as you swim and splash. Dip a strip for two seconds and give it 30 seconds to react. Then compare test strip to bottle’s color chart to see what needs attention. Included e-book offers more insight into the mysteries of pool water.

Cons

Can produce conflicting results. Users say the accuracy of readings is in doubt.

Specialized test strips that measure the bromine levels and more in your water. Results in about 30 seconds.

Pros

Use these fast-acting strips to check the pH, hardness and alkalinity of your water as well as bromine. Download the app for deeper data about what your pool or hot tub needs to stay healthy and safe. Test strips produce custom action plans. Each bottle contains 50 test strips.

Cons

Some have trouble reading strips. Test pads can fall off strips, making analysis hard.

EASYTEST

7-Way Pool Test Strips

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Most Comprehensive

Bottom Line

Versatile test strips perform seven necessary hot tub water quality tests in a speedy 15 seconds.

Pros

Used weekly, strips can verify pool or hot tub water quality. Strips react to show pH, bromine and total chlorine levels. They also test for cyanuric acid, total hardness, alkalinity and free chlorine. Strips have a shelf life of up to 90 days once bottle is opened. Results in 15 seconds.

Cons

Reading reactive strips can be difficult as color shades are hard to differentiate.

VARIFY

Premium Pool and Spa Test Strips

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Best for Everyday Use

Bottom Line

Keep your pool or hot tub’s water clear and clean with the help of these fast-acting test strips.

Pros

Compare a dipped strip to the color-coded chart on the bottle to see what needs to be done for your water. Strips test for alkalinity, pH, chlorine, bromine and more. Colors on the strips won’t bleed, making them easier to interpret. Includes access to an e-book for more info.

Cons

Users say alkalinity readings are inaccurate. Some doubt strips' overall accuracy.

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