249+ iOS apps curated and reviewed
The best ashrae apps on iPhone average 3.9★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.2★ (10) | No | No | Oct 2026 | |
| 2 |  | Free | 5.0★ (1) | No | No | Oct 2026 | |
| 3 |  | Free | 1.0★ (2) | No | No | Oct 2026 | |
| 4 |  | $0.99 | 1.0★ (2) | No | No | Jun 2026 | |
| 5 |  | Free | — | No | No | Jul 2026 | |
| 6 |  | Free | — | No | No | Oct 2026 | |
| 7 |  | $19.99 | 5.0★ (1) | No | No | Oct 2026 | |
| 8 |  | Free | 3.8★ (14) | Yes | No | Oct 2026 |
Access ASHRAE information year-round. Stay updated on global conferences and events, connect with the community via social media, and discover resources to support the Society.
This app provides over 40 HVAC and building-systems engineering calculators. It's designed for field use, offering standard industry formulas for cooling, heating, ventilation, electrical sizing, and more. Access detailed formula definitions and reference data.
Calculate pressure loss for a selection of ASHRAE duct fittings. Create projects, customize inputs, and generate reports with spreadsheet attachments. Supports both I-P and SI units and works on iPhone and iPad.
