價格：免費
檔案大小：1.3 MB
版本需求：系統需求：iOS 13.0 與 watchOS 6.2 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Allegretto offers you an effortless experience with its minimalistic and intuitive interface.
Highlights:
- Tempo syncing via bluetooth devices
- Option to practice with tempo markings from slowest to fastest
- Background mode