247+ iOS apps curated and reviewed
The best stair calculator construction apps on iPhone average 4.4★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.1★ (740) | No | Yes | Oct 2026 | |
| 2 |  | Free | 4.8★ (41K) | No | Yes | Nov 2026 | |
| 3 |  | Free | 4.8★ (13K) | No | Yes | Nov 2026 | |
| 4 |  | Free | 4.5★ (426) | No | Yes | Nov 2026 | |
| 5 |  | Free | 4.6★ (423) | Yes | Yes | Nov 2026 | |
| 6 |  | $1.99 | 4.7★ (87) | No | No | Oct 2026 | |
| 7 |  | $1.99 | 4.6★ (242) | No | No | Nov 2026 | |
| 8 |  | $6.99 | — | No | No | Oct 2026 |
This app calculates essential parameters for stair construction, offering flexibility in input and providing multiple step set options. It supports various units and allows results to be easily copied.
This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.
This app is a powerful feet-inch-fraction calculator designed for construction professionals. It offers advanced calculation capabilities for layouts, bids, and estimates, simplifying complex measurements and conversions for enhanced project accuracy and efficiency.
