250+ iOS apps curated and reviewed
Out of 250+ hth test to swim apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (4.1K) | No | No | Nov 2026 | |
| 2 |  | Free | 4.6★ (29K) | Yes | No | Nov 2026 | |
| 3 |  | Free | — | No | Yes | Oct 2026 | |
| 4 |  | Free | 4.7★ (31) | No | No | Oct 2026 | |
| 5 |  | Free | 2.5★ (83) | No | No | Nov 2026 | |
| 6 |  | Free | 1.0★ (1) | No | Yes | May 2026 | |
| 7 |  | Free | 4.4★ (1.1K) | No | No | Oct 2026 | |
| 8 |  | Free | — | No | No | Oct 2026 |
This app helps pool and spa owners maintain water quality by analyzing test strip results. It provides instant recommendations, step-by-step instructions, and access to helpful resources for clear and balanced water.
This app helps DIY pool owners maintain their pools with expert water test analysis and personalized product recommendations. It offers troubleshooting for common pool problems and allows users to shop for recommended products online.
