250+ iOS apps curated and reviewed
Whether you're new to hvac load or looking for an upgrade, our curated collection of 250+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.0★ (1) | No | Yes | Jun 2026 | |
| 2 |  | Free | 4.8★ (37) | No | Yes | Sep 2026 | |
| 3 |  | Free | 4.8★ (4.5K) | Yes | No | Sep 2026 | |
| 4 |  | $9.99 | — | No | No | May 2026 | |
| 5 |  | $24.99 | 2.8★ (5) | No | Yes | Aug 2026 | |
| 6 |  | $6.99 | 3.3★ (3) | No | Yes | Sep 2026 | |
| 7 |  | $34.99 | 3.0★ (3) | No | Yes | Jul 2026 | |
| 8 |  | Free | — | No | Yes | May 2026 |
This tool provides fast, accurate HVAC load calculations for residential systems. It helps professionals size furnaces, air conditioners, and gas equipment correctly, avoiding guesswork and spreadsheets for confident client recommendations and more closed bids.
This app provides professional HVAC load calculations for contractors, offering three levels of accuracy from quick estimates to detailed Manual J calculations. It's designed for field use with an intuitive interface, offline capabilities, and professional report generation.
Access a vast database of HVAC models, manuals, and part lists to speed up your work. Utilize an AI-powered troubleshooting tool or connect with experienced technicians for real-time support.
