250+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our saturation index calculator 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 | 4.3★ (4) | No | No | May 2026 | |
| 2 |  | Free | 4.7★ (473) | No | No | Sep 2026 | |
| 3 |  | Free was $0.99 | 5.0★ (1) | No | Yes | Sep 2026 | |
| 4 |  | Free | — | — | No | May 2026 | |
| 5 |  | Free | 3.7★ (272) | No | Yes | Aug 2026 | |
| 6 |  | Free | 4.8★ (5.1K) | Yes | No | Sep 2026 | |
| 7 |  | Free | 1.0★ (1) | No | Yes | May 2026 | |
| 8 |  | Free | — | No | Yes | Jul 2026 |
Easily calculate your pool's Langelier Saturation Index to ensure balanced water chemistry. Input key water parameters to understand potential effects on your pool equipment.
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.
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.
