Pool Calculator & Chemistry
Water Balance Test & Dosage
Only for iPhone
Free · In‑App Purchases
iPhone
Perfect Pool Water Chemistry Made Simple
Pool Calculator & Chemistry is your complete solution for maintaining crystal-clear, perfectly balanced pool and spa water. Whether you manage a backyard pool, hot tub, or spa, our app takes the guesswork out of water chemistry.
MULTIPLE POOLS & SPAS
Create unlimited profiles for all your pools, hot tubs, and spas. Track each one separately with custom settings for volume, type, and liner material.
WATER TESTING TRACKER
Log water test results for pH, chlorine, alkalinity, calcium hardness, and cyanuric acid. Get instant feedback on whether your water is balanced or needs attention.
SMART CHEMISTRY CALCULATOR
Calculate exact chemical dosages based on your pool volume and current water parameters. Works with all common pool chemicals including muriatic acid, chlorine tablets, baking soda, and more.
VOLUME CALCULATOR
Easily calculate your pool volume for rectangular, circular, or oval pools. Just enter your dimensions and get accurate gallons or liters.
TREATMENT HISTORY
Keep detailed records of all chemical treatments, including type, amount, and date. Never forget when you last shocked your pool.
CHARTS & TRENDS
Visualize your water chemistry over time with beautiful charts. Identify patterns and maintain consistently balanced water.
EDUCATIONAL CONTENT
Learn pool chemistry fundamentals with our comprehensive guides. Understand what each parameter means and how to fix common problems.
TROUBLESHOOTING GUIDE
Solve cloudy water, algae, staining, and other common pool problems with step-by-step solutions.
DATA EXPORT
Export all your pool data, test results, and treatment history as a professional PDF report with charts and analytics.
Perfect for:
• Pool owners maintaining backyard pools
• Hot tub and spa owners
• Pool service professionals managing multiple properties
• Anyone who wants perfectly balanced, sparkling clean water
Why Pool Calculator & Chemistry?
Stop guessing how much chemicals to add. Stop wasting money on incorrect dosages. Our precision calculators ensure you add exactly the right amount every time, saving you money and keeping your water safe.
Track trends over time to prevent problems before they start. See how temperature, rain, and usage patterns affect your water chemistry.
Whether you're a beginner learning pool maintenance or an experienced pool owner, Pool Calculator & Chemistry makes water care simple, accurate, and stress-free.
Download now and enjoy crystal-clear water all season long.
Terms of Use: https://diagonal.is/pool-terms-of-use/
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
The developer, Rufat Babayev, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Rufat Babayev
- Size
- 19 MB
- Category
- Business
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later.
- Languages
English and 2 more
- English, Russian, Spanish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Premium Monthly $3.99
- Premium Annual $24.99
- Copyright
- © Diagonalis 2025