250+ iOS apps curated and reviewed
HVAC & Sheet Metal Calculator is the household name in sheet metal calculator pro, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (81) | No | Yes | Sep 2026 | |
| 2 |  | Free | 4.1★ (7) | No | Yes | Sep 2026 | |
| 3 |  | Free | 5.0★ (1) | No | No | May 2026 | |
| 4 |  | Free | — | No | No | Aug 2026 | |
| 5 |  | Free | — | No | Yes | Jul 2026 | |
| 6 |  | Free | — | No | Yes | Aug 2026 | |
| 7 |  | Free | 4.8★ (40K) | No | Yes | Sep 2026 | |
| 8 |  | Free | 4.2★ (6) | No | Yes | Sep 2026 |
This app provides advanced calculations for HVAC and sheet metal professionals. It simplifies complex dimensional math, geometry, and trigonometry with specialized functions for ducting, airflow, and construction layouts. Offers a free trial before committing to a subscription.
This tool simplifies metal fabrication calculations for professionals and students. Quickly determine dimensions and values for various sheet metal parts, saving time and improving accuracy. Results can be easily viewed, saved, and shared.
This tool simplifies complex calculations for construction and HVAC professionals. It handles feet-inches-fractions arithmetic, trigonometric functions, and specialized trade calculations like rafters and duct sizing. Works offline without ads or subscriptions.
