Circle (Check BPM) app for iPhone and iPad

Circle is the BPM measurement applications.

After starting, it displays the music you are playing in a music player right now.
(※Are only able to view the music playing in the music player standard.)

- Measurement method -
Tap to the rhythm artwork that is rotating in the middle.
Show me in the center of the BPM, which is measured based on the distance of the tap.


- Function -
• You can save the collection BPM that I measured, to check at any time.
• You can select the music of some of the saved, to create a playlist.
• You can Share to Twitter music information during playback.