This app tracks your pool or hot tub water chemistry, monitoring pH, sanitizer levels, and temperature. It notifies you when adjustments are necessary and offers simple instructions for chemical dosing.
1.7.9
July 15, 2026
Bug fixes and better Spanish translations
Crystal Water Monitor is used to track your pool or hot tub water chemistry, including pH, sanitizer levels, and temperature. It alerts you when changes are needed and provides dosing instructions for chemicals.
Crystal Water Monitor is available for iPhone and iPod devices.
The latest version of Crystal Water Monitor is 1.7.5, last updated on May 14, 2026. Specific update frequency is not detailed, but the app has received updates since its release on May 8, 2023.
Crystal Water Monitor has an age rating of 4+, making it suitable for a wide range of users.
No, Crystal Water Monitor does not contain advertisements.
Crystal Water Monitor has an average rating of 3.8 stars based on 5 ratings.
No, Crystal Water Monitor is available for free and does not require a purchase.
No, Crystal Water Monitor does not feature any in-app purchases.
