250+ iOS apps curated and reviewed
If you already know Water Flow Calculators, this is the deeper bench. 250+ waterous tech tool apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (5) | No | No | May 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | 4.5★ (12) | No | No | Jul 2026 | |
| 4 |  | Free | — | No | No | Aug 2026 | |
| 5 |  | Free | — | No | No | Jul 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | 1.0★ (1) | No | Yes | May 2026 |
This educational app provides calculations for water flow using friction loss, smooth nozzle, NFA, and Iowa formulas. It's designed for professionals and students needing quick and accurate fluid dynamics computations.
This utility app provides essential calculators for accurate flow testing, covering various nozzle types, pump discharge pressures, and fire flow formulas. It also includes direct links to helpful instructional videos.
