14+ iOS apps curated and reviewed
HfactoR is the household name in hfactor, but it's far from the only option. We track 14+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Sep 2026 | |
| 2 |  | Free | — | No | No | May 2026 | |
| 3 |  | Free | 4.6★ (13) | No | No | Oct 2026 | |
| 4 |  | Free | — | No | No | Sep 2026 | |
| 5 |  | Free | 4.7★ (68) | No | No | Sep 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | 5.0★ (2) | No | No | Aug 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This mobile application provides HVACR service technicians with accurate refrigerant data on the go. It allows for quick system diagnostics and response by calculating pressure-temperature relationships, superheat, and subcooling. Supports various refrigerants, including newer HFOs and older HFCs/HCFCs.
