This tool helps calculate sprinkler system flow and zone capacity. It guides nozzle selection and determines the number of sprinkler heads per zone to maximize available flow. Built-in charts and configurable zone capacity simplify system planning.





250+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our sprinkler hydraulic calc list covers 250+ iPhone apps updated through October 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | Oct 2026 | ||
| 2 | $0.99 | — | Yes | Yes | Oct 2026 | ||
| 3 | Free | 4.3★ (3) | No | No | Oct 2026 | ||
| 4 | Free | 5.0★ (1) | No | Yes | Aug 2026 | ||
| 5 | Free | 4.9★ (9) | No | No | Oct 2026 | ||
| 6 | Free | 4.3★ (9) | No | Yes | Sep 2026 | ||
| 7 | Free | — | No | Yes | Jul 2026 | ||
| 8 | Free | 5.0★ (2) | No | No | May 2026 |












This tool helps calculate sprinkler system flow and zone capacity. It guides nozzle selection and determines the number of sprinkler heads per zone to maximize available flow. Built-in charts and configurable zone capacity simplify system planning.