246+ iOS apps curated and reviewed
If you already know ScanPlan, this is the deeper bench. 246+ hvac duct apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | No | Yes | Sep 2026 | |
| 2 |  | Free | 5.0★ (1) | No | No | May 2026 | |
| 3 |  | Free | — | No | Yes | Jul 2026 | |
| 4 |  | Free | 5.0★ (1) | No | No | Aug 2026 | |
| 5 |  | $0.99 | — | No | Yes | Aug 2026 | |
| 6 |  | Free | — | No | Yes | Sep 2026 | |
| 7 |  | $5.99 | — | No | No | Jun 2026 | |
| 8 |  | Free | 4.8★ (4.5K) | Yes | No | Sep 2026 |
This app transforms your iPhone or iPad Pro into a comprehensive HVAC design toolkit. It allows for on-site room scanning with LiDAR, calculation of heating and cooling loads, duct and equipment sizing, and generation of professional PDF reports.
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.
