248+ iOS apps curated and reviewed
Looking for free gear ratio calculator apps? 16 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 2.2★ (5) | No | Yes | Aug 2026 | |
| 2 |  | Free | 1.0★ (1) | No | Yes | Sep 2026 | |
| 3 |  | Free | 3.3★ (3) | No | No | May 2026 | |
| 4 |  | $3.99 | 4.3★ (11) | No | No | Aug 2026 | |
| 5 |  | Free | — | No | No | Sep 2026 | |
| 6 |  | Free | 2.5★ (2) | No | No | May 2026 | |
| 7 |  | Free | 3.7★ (3) | No | No | May 2026 | |
| 8 |  | Free | 5.0★ (2) | No | No | Aug 2026 |
Calculate and visualize gear ratios for road bikes and MTBs. Simulate optimal gear combinations with various chainwheels, sprockets, and tires. Helps in selecting replacement parts by displaying speed-cadence graphs and gear ratio charts.
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.
This application simplifies driveline setup and predicts performance changes from gear ratios and tire size. It offers tools to calculate vehicle speed and RPM variables, aiding in rig planning and performance expectation.
