35+ iOS apps & games curated and reviewed
Every iPhone needs a few good examples of a standard staircase that turns into a spiral stair hybrid apps and games. We benchmark 35+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | $1.99 | 4.6★ (239) | No | No | Aug 2026 | |
| 2 |  | Free | 4.5★ (407) | No | Yes | Aug 2026 | |
| 3 |  | Free | 4.2★ (43) | Yes | Yes | Aug 2026 | |
| 4 |  | $1.99 | 4.8★ (83) | No | No | Sep 2026 | |
| 5 |  | Free | 4.5★ (33) | Yes | No | May 2026 | |
| 6 |  | Free | — | Yes | Yes | Jul 2026 | |
| 7 |  | Free | 3.5★ (2) | No | Yes | May 2026 | |
| 8 |  | Free | 4.4★ (36) | Yes | No | Aug 2026 |
This application simplifies staircase construction by accurately calculating essential measurements like riser, going, and stringer lengths. It offers customizable units, riser height, and precision settings for fractions and decimal places.
This app simplifies complex stair calculations and designs with advanced 3D visualization. It offers a comprehensive suite of calculators for various stair types, supporting multiple measurement units and providing detailed, to-scale plans for professionals and DIYers.
This app offers tools to simplify stair design and construction calculations. It visualizes stair appearance based on total run and rise, allowing adjustments to the number of steps and their dimensions. Results can be easily shared.
