# Pool Math Calculator — Chlorine & water chemistry > Pool water chemistry calculator for chemical dosing, water balance, and volume. (iPhone/iPad app by Sergii Nesterenko.) - Source: https://appshunter.io/ios/app/pool-math-calculator/id6746519942 (this page in markdown: same URL + `.md`) - Developer: [Sergii Nesterenko](https://appshunter.io/developer/1686841405) - Category: Lifestyle, Utilities - Price: Free with in-app purchases - Rating: 4.80/5 from 43 App Store ratings - Age rating: 4+ - Requires: iOS 18.0 · 4 MB - Languages: American English - Released: 2025-05-30 - Data updated: 2026-08-20 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/pool-math-calculator/id6746519942/reviews.md ## What is Pool Math Calculator? Pool Calculator helps you keep pool water balanced without guesswork. Use it to calculate chemical dosing, check water balance targets, estimate the effect of adding a chemical, and calculate pool volume from basic dimensions. The app is built for day-to-day pool care and keeps the most important numbers easy to read. What you can do: - Calculate dosing for free chlorine, pH, alkalinity, calcium hardness, stabilizer, borates, and salt - See suggested free chlorine targets based on CYA - Estimate the effect of adding bleach, acid, borax, washing soda, salt, and other common pool chemicals - Calculate pool volume for rectangular, round, and oval pools - Track pool-specific settings like volume, temperature, units, and surface type - Check CSI targets for better water balance decisions Pool Calculator is designed to stay fast, practical, and easy to use whether you are managing your own backyard pool or checking numbers before treatment. ## Key features - Chemical dosing calculations - Water balance targets - Chemical addition effect estimation - Pool volume calculation - Pool settings tracking - CSI target checks ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Unlock Pro | $12.99 | one-time | ## Frequently asked questions about Pool Math Calculator ### What is Pool Math Calculator used for? Pool Math Calculator helps you accurately calculate chemical dosages for your pool water, check water balance targets, estimate the effect of adding chemicals, and calculate your pool's volume. It aims to remove guesswork from daily pool care. ### Does Pool Math Calculator have ads? No, Pool Math Calculator is ad-free. This allows for a cleaner user experience without interruptions while managing your pool's chemistry. ### What pool chemicals can Pool Math Calculator dose? Pool Math Calculator can calculate dosing for free chlorine, pH, alkalinity, calcium hardness, stabilizer, borates, and salt. It also estimates the effect of adding common pool chemicals like bleach, acid, borax, washing soda, and salt. ### Can Pool Math Calculator calculate pool volume? Yes, Pool Math Calculator can calculate pool volume for rectangular, round, and oval pools based on their basic dimensions. This is crucial for accurate chemical dosing. ### What devices is Pool Math Calculator available on? Pool Math Calculator is available on iPhone and iPad devices. It is designed to be practical and easy to use on these platforms. ### How often is Pool Math Calculator updated? The latest version of Pool Math Calculator is 1.3, which was last updated on June 17, 2026. This indicates a recent update, suggesting ongoing support and potential improvements. ### What is the age rating for Pool Math Calculator? Pool Math Calculator has an age rating of 4+. This means it is suitable for users of all ages, with no mature content concerns. ### What is the user rating for Pool Math Calculator? Pool Math Calculator has an excellent user rating of 4.8 stars, based on 31 ratings. This high score suggests a very positive user experience and satisfaction with the app's functionality. ## Version history (last 5 releases) ### 1.5 — 2026-07-14 Performance improvements and bug fixes. ### 1.4 — 2026-07-05 bug fixes ### 1.3 — 2026-06-17 bug fixes ### 1.2 — 2026-04-18 Calculation improvements, bug fixes ### 1.1 — 2025-09-22 All logic and calculations rewritten ## Apps similar to Pool Math Calculator | App | Rating | Price | Category | | --- | --- | --- | --- | | [Pool-Calculator](https://appshunter.io/ios/app/pool-calculator/id412876581) | 4.2 (629) | $4.99 | Lifestyle | | [Simple Pool: Chemistry & Math](https://appshunter.io/ios/app/simple-pool-chemistry-and-math/id6744664712) | 4.9 (18) | Free | Lifestyle | | [Poolside Solutions](https://appshunter.io/ios/app/poolside-solutions/id1618383197) | — | Free | Lifestyle | | [Clorox Pool](https://appshunter.io/ios/app/clorox-pool/id957130735) | 4.6 (29,023) | Free | Lifestyle | | [Pool Water Calculator](https://appshunter.io/ios/app/pool-water-calculator/id1249919347) | 4.6 (91) | $4.99 | Lifestyle | | [Pool Copilot - Easy Pool care!](https://appshunter.io/ios/app/pool-copilot-easy-pool-care/id6741560777) | 4.9 (13) | Free | Lifestyle | ## More apps by Sergii Nesterenko - [Hunting Calls: Deer](https://appshunter.io/ios/app/hunting-calls-deer/id6448896548) - [Hunting Calls: Coyote](https://appshunter.io/ios/app/hunting-calls-coyote/id6459658429) - [Hunting Calls: Fox](https://appshunter.io/ios/app/hunting-calls-fox/id6461689552) - [Hunting Calls: Duck](https://appshunter.io/ios/app/hunting-calls-duck/id6462757670) - [Hunting Calls: Crow](https://appshunter.io/ios/app/hunting-calls-crow/id6463187266) - [Hunting Calls: Turkey](https://appshunter.io/ios/app/hunting-calls-turkey/id6463353526) All apps by Sergii Nesterenko: https://appshunter.io/developer/1686841405 ## Related topics [chemistry calculator pool](https://appshunter.io/ios/topics/chemistry-calculator-pool) · [pool math calculator](https://appshunter.io/ios/topics/pool-math-calculator) · [swimming pool calculator](https://appshunter.io/ios/topics/swimming-pool-calculator) · [pool math](https://appshunter.io/ios/topics/pool-math) · [pool water balance calculator apps](https://appshunter.io/ios/topics/pool-water-balance-calculator-apps) · [pool maintenance apps like pool math](https://appshunter.io/ios/topics/pool-maintenance-apps-like-pool-math) · [pool chemical calculator](https://appshunter.io/ios/topics/pool-chemical-calculator) · [pool chemical calculator pro](https://appshunter.io/ios/topics/pool-chemical-calculator-pro) · [chlorine dose calculator](https://appshunter.io/ios/topics/chlorine-dose-calculator) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*