248+ iOS apps curated and reviewed
Looking for free duct calculator for hvac installations apps? 15 of our 248+ 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 |  | $3.99 | 4.8★ (6) | No | No | Oct 2026 | |
| 2 |  | Free | 4.5★ (34) | No | Yes | Oct 2026 | |
| 3 |  | Free | 5.0★ (1) | No | No | May 2026 | |
| 4 |  | Free | — | No | Yes | Oct 2026 | |
| 5 |  | Free | — | No | Yes | Aug 2026 | |
| 6 |  | $3.99 | 4.7★ (358) | No | No | Oct 2026 | |
| 7 |  | Free | 1.9★ (20) | No | Yes | May 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This app calculates the correct dimensions for sheet metal ductwork. It simplifies the process of determining airflow and pressure drop for HVAC systems. Essential for professionals in the sheet metal and HVAC industries.
This app provides professional HVAC duct sizing and psychrometric calculations in a single tool. It offers detailed calculations for various duct types and materials, along with comprehensive humid air property analysis. Designed for HVAC professionals, it replaces traditional ductulators with accurate digital functionality.
This tool simplifies HVAC duct sizing for professionals. It quickly calculates dimensions for rectangular, round, and oval ducts based on airflow, friction loss, and velocity, ensuring optimal ventilation system performance.
