Easily convert between various units of flow rate, including volume-based, mass-based, and mole-based measurements. Essential for physics and engineering applications involving fluid dynamics and hydrometry.






249+ iOS apps curated and reviewed
If you already know Flow Rate Conversion, this is the deeper bench. 249+ flow rate conversion apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | $2.99 | 3.0★ (1) | No | No | May 2026 | ||
| 2 | Free | 5.0★ (1) | No | No | May 2026 | ||
| 3 | Free | 4.9★ (7) | No | Yes | Sep 2026 | ||
| 4 | Free | — | No | Yes | May 2026 | ||
| 5 | Free | 4.8★ (125K) | Yes | No | Oct 2026 | ||
| 6 | Free | 4.9★ (130K) | Yes | No | Oct 2026 | ||
| 7 | Free | 4.1★ (63) | No | Yes | May 2026 | ||
| 8 | Free | — | No | No | May 2026 |






Easily convert between various units of flow rate, including volume-based, mass-based, and mole-based measurements. Essential for physics and engineering applications involving fluid dynamics and hydrometry.



Easily convert water flow rates between various units of measurement. This utility app provides a straightforward way to calculate and understand different flow rate values.






Calculate fluid flow rate in pipes, including friction and fitting losses, using accurate engineering equations. Features extensive databases for liquids, pipes, and fittings, with customizable units and reporting options.