147+ iOS apps & games curated and reviewed
If you already know Gear Ratio Calculator & RPM, this is the deeper bench. 147+ gear ratio apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | Yes | Oct 2026 | |
| 2 |  | Free | 1.0★ (1) | No | Yes | Sep 2026 | |
| 3 |  | Free | 3.0★ (1) | No | Yes | May 2026 | |
| 4 |  | Free | 2.5★ (2) | No | No | Oct 2026 | |
| 5 |  | Free | — | No | No | May 2026 | |
| 6 |  | Free | 3.7★ (3) | No | No | Oct 2026 | |
| 7 |  | $1.99 | 3.0★ (1) | No | No | Oct 2026 | |
| 8 |  | Free | 5.0★ (4) | No | No | Oct 2026 |
This application helps cyclists optimize their gear settings by calculating and visualizing gear ratios. It generates graphs for speed, cadence, and gear ratios based on various component combinations, aiding in the selection of replacement parts for improved performance.
Calculate essential mountain bike gearing metrics like gear ratios, gear inches, and gain ratios. This tool helps cyclists understand and optimize their bike's performance.
