250+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our lsi calc db water balance log list covers 250+ iPhone apps updated through September 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.7★ (476) | No | No | Sep 2026 | |
| 3 |  | Free | 5.0★ (3) | No | Yes | Sep 2026 | |
| 4 |  | Free | — | No | Yes | Sep 2026 | |
| 5 |  | Free | 4.6★ (24K) | Yes | Yes | Oct 2026 | |
| 6 |  | Free | 4.4★ (5) | No | No | May 2026 | |
| 7 |  | Free | 4.6★ (29K) | Yes | No | Oct 2026 | |
| 8 |  | Free | 4.6★ (223K) | No | Yes | Oct 2026 |
Easily calculate and track the Langelier Saturation Index for your pool water. Maintain optimal water balance for a healthy and safe swimming environment. Supports multiple units and saves your calculations over time.
This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.
This app calculates precise water volume for any pool shape and includes converters for length, flow, pressure, and temperature. It also offers LSI tools to help manage pool balance and size.
