The Regal Water Test App, paired with Regal 5-Way Test Strips, places pro-level water testing right in your hands. Just use the app to take a photo of a test strip and instantly get detailed water analysis with a prescription of the exact Regal chemicals you need to balance your pool’s water. The testing covers Free Chlorine, pH, Alkalinity, Calcium Hardness, and Cyanuric Acid. So spend less time guessing and more time enjoying crystal-clear water. Regal gives you royal results.