250+ iOS apps curated and reviewed
The best pressure vessel heads apps on iPhone average 3.4★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | Yes | Jul 2026 | |
| 2 |  | $2.99 | — | No | No | Aug 2026 | |
| 3 |  | $3.99 | 1.0★ (1) | No | No | Aug 2026 | |
| 4 |  | $5.99 | 4.5★ (2) | No | No | Sep 2026 | |
| 5 |  | $3.99 | 1.0★ (1) | No | No | Aug 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | — | No | Yes | Jul 2026 |
Calculate dimensions for various pressure vessel heads, including flat, torispherical, ellipsoidal, and hemispherical types. It provides detailed calculations for blank diameter, crown radius, knuckle radius, and height, with options for template layout marking. Input dimensions are in millimeters.
Calculate dimensions for various vessel heads like flat, torispherical, ellipsoidal, and hemispherical. Generates layout markings and coordinates for 2:1 ellipsoidal heads with customizable part divisions. All inputs are in millimeters.
