246+ iOS apps curated and reviewed
Looking for free hvac calculator heat apps? 14 of our 246+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (45) | No | No | Oct 2026 | |
| 2 |  | Free | 4.8★ (41) | No | Yes | Oct 2026 | |
| 3 |  | $4.99 | 4.0★ (1) | No | No | Aug 2026 | |
| 4 |  | Free | 5.0★ (1) | No | Yes | Sep 2026 | |
| 5 |  | Free | 4.8★ (20) | No | Yes | Sep 2026 | |
| 6 |  | Free | — | No | Yes | May 2026 | |
| 7 |  | Free | 4.0★ (1) | No | Yes | Jun 2026 | |
| 8 |  | Free | — | No | Yes | Oct 2026 |
This app provides HVAC professionals with quick access to product information, tools, and support. It allows users to check pricing, availability, find locations, and manage warranty claims. Features include a PT calculator, duct calculators, and a flashlight tool for on-site work.
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.
This app provides quick and easy calculations for HVAC professionals and enthusiasts. It simplifies complex formulas for energy use, airflow, and duct dimensions, making them accessible on your iPhone or iPad.
