Best Digital Pool Water Testers of 2025

The ITS 486201 Pool Exact EZ Photometer is an easy-to-use digital pool water test kit that incorporates the patented eXact Strip reagent delivery method and other advanced technologies. It offers faster, safer, easier, and more precise water testing with a digital readout, so no color matching is required. The kit includes a Pool eXact EZ Photometer, Cleaning Brush, Instruction manual, and Individually wrapped reagents (6 tests each; CY reagent sold separately). Components are tested by Quality Control personnel at each step and are rejected if they are outside of specifications.

The ITS Pool Exact EZ Photometer Master Pool Test Kit is a complete kit that offers faster, safer, easier, and more precise water testing with a digital readout so no color matching required. It includes 10 parameters, such as pH, Alkalinity, Calcium, Cyanuric, Copper, Salt, and Phosphate, with detection ranges. The kit comes with a large black plastic carrying case, a cleaning brush, an instruction manual, and 25 tests of each parameter. The components are accurately tested and manufactured in the USA facility based on Good Manufacturing Practices.

The ORAPXI Pool Tester is a versatile tool for maintaining your pool or hydroponics system. It allows you to quickly check free chlorine and pH levels, ensuring your water stays clean and balanced. Simply dip the tester into the water and read the results on the LCD screen. This device also measures salt concentration, helping you keep saltwater pools within safe levels. Additionally, it monitors nutrient solution levels in hydroponic setups, promoting optimal growth conditions. With seven testing parameters, this all-in-one solution makes water management effortless for pool owners and hydroponic gardeners alike.

The RYAKKA Pool Monitor makes it easy for you to keep your swimming pool in top condition. With its all-in-one feature, you can track essential water quality parameters like pH, chlorine, salinity, and temperature, saving you time and effort. The customizable settings allow you to set your desired maximum and minimum levels, ensuring your pool stays within safe limits. You’ll appreciate the advanced probe technology that provides accurate readings, giving you peace of mind about your water quality. Plus, with real-time data viewing through the app, you can monitor your pool from anywhere, making maintenance simpler than ever.

The WaterGuru Sense S2 Monitor is your ultimate tool for effortless pool maintenance. With this smart device, you can easily keep track of your pool's chemical balance without any manual testing. It features a patented optical sensor that provides accurate readings, allowing you to enjoy a crystal-clear pool. Additionally, you’ll receive expert advice tailored to your pool’s specific needs, ensuring optimal water quality. This means you can spend more time enjoying your pool and less time worrying about its upkeep.

The Crystal Water Monitor takes the hassle out of maintaining your pool or hot tub. It continuously checks your water quality 1,000 times a week, offering personalized chemical suggestions that are far more accurate than traditional test strips. You will receive automatic alerts through the app when it's time to adjust your chemicals, ensuring your water stays safe and clean. Plus, by simply scanning your chemical's barcode, the app tailors dosing recommendations specifically for your preferred brand, making chemical maintenance easier than ever.

The PoolWaterLAB Tester is designed for easy home use, providing comprehensive testing for your pool or hot tub. With access to an enhanced web manual via a QR code, you can quickly learn how to achieve crystal clear and safe water. The tester delivers professional accuracy for key parameters like pH and chlorine, ensuring you maintain balanced water. Its user-friendly app, equipped with Bluetooth and Wi-Fi, allows you to track and analyze water quality data from anywhere. Plus, its waterproof design and compatibility with various reagents make testing both versatile and convenient.

The PoolWaterLAB Smart Tester is designed for easy and accurate pool water testing. With its high standards for quality, you can trust that your measurements will be reliable. You can scan the QR code for access to an online manual that guides you through testing 27 different water parameters, ensuring your pool or hot tub is safe and balanced. You'll appreciate the professional-grade accuracy for essential factors like pH and chlorine, which helps you maintain a perfectly harmonized water environment. Plus, with Bluetooth and Wi-Fi connectivity, managing your pool care becomes effortless and efficient.

The T TESTRUST 5-in-1 Tester is an essential tool for anyone managing a pool, aquarium, or hot tub. It accurately measures salt levels, pH, and overall water quality, helping you maintain a healthy environment for your aquatic life. With three display options for salinity, you can easily monitor conditions in different water types, ensuring optimal salinity levels. The user-friendly design features a clear LCD screen and simple buttons, making it convenient for anyone to operate. Plus, its compact size allows you to take it anywhere, so you can test your water whenever needed.

The Photometer Starter Kit for Pool Testing offers an easy and accurate way to test your pool water. With the patented eXact Strip reagent delivery method and advanced technologies, this kit provides fast, safe, and precise water testing without any color matching required. It includes 25 tests of each for total alkalinity, pH, free chlorine, combined/total chlorine, calcium hardness, and cyanuric acid. The navy blue plastic carrying case with foam makes it easy to store and transport. The kit is NSF certified and manufactured in the USA facility based on Good Manufacturing Practices.