Key Detector – Musical Key & BPM Finder
Tools
Find musical key and BPM, practice with an interactive piano, and transpose YouTube with Pro. Analyze audio on your device.
- Store users
- ≈3K
- Ratings
- 4.3/ 5 11 ratings
zambrahhhh
1 listing we've seen · as of 6 Oct 2026. This is the maker name shown on the store, not proof of who owns the company.