Languages
English,French,German,Japanese,Korean,Portuguese,Russian,Chinese,Spanish
About this app
This app is a fully offline cycling gear ratio and cadence calculator. It does not require login, does not connect to the internet, and does not collect or upload any user data. All bike setups, training notes, and backups remain stored locally on the user's device.
Screenshots
Features
- Vehicle archive: Save chainring, freewheel, wheel size, tire specifications, and common scenarios for multiple bicycles
- Gear ratio calculation: Automatically generate gear ratios, development meters, speed ranges, and gear spans for each gear
- Cadence speed: Input target cadence or target speed
- Reverse-engineer recommended gears and mark cruising, climbing, and sprint intervals
- Modification comparison: Compare changes in minimum gear, maximum speed, and gear coverage after replacing chainring, freewheel, or tires
- Training review: Record commonly used gears, cadence feelings, climbing challenges, and adjustment suggestions for next time
- Local backup: Support local data backup and recovery
- No account required