250+ iOS apps curated and reviewed
The best structural engineering calcs apps on iPhone average 4.3★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | $4.99 | — | No | No | Jul 2026 | |
| 2 |  | Free | 4.2★ (19) | Yes | Yes | Aug 2026 | |
| 3 |  | $5.99 | 4.5★ (20) | No | No | Jul 2026 | |
| 4 |  | Free | — | No | Yes | Sep 2026 | |
| 5 |  | Free | 4.7★ (35) | Yes | No | Aug 2026 | |
| 6 |  | $19.99 was $34.99 | 4.7★ (16) | No | No | Sep 2026 | |
| 7 |  | Free | 4.5★ (6) | No | Yes | Aug 2026 | |
| 8 |  | Free | 5.0★ (1) | No | No | May 2026 |
This app provides engineers with essential structural formulas and calculations for civil construction projects. It offers instant results, demand/capacity checks, and a built-in database of materials and sections, all accessible on mobile devices.
This app provides 59 essential structural engineering formulas for columns, beams, base plates, composite beams, and connections. It offers instant demand/capacity checks, a built-in AISC section database, and material references, supporting both USCS and SI units for on-site or office use.
