BPM adjustment
Adjust the tempo of Apple Music tracks to suit the rhythm of a workout.
Beat Changer
Match your Apple Music tracks to your running rhythm.
Adjust song tempo toward the rhythm you want for running, walking, dance, or workouts.
For Apple Music users who want to compare tempo choices without replacing the tracks they enjoy.
Disclosure: Beat Changer is developed by the company behind Running Music Lab.
- Free app
- For Apple Music subscribers
- English and Japanese
FEATURES
Features for music-powered movement
Playlist playback
Play music from playlists prepared in Apple Music.
Track selection
Choose and play a specific song from inside a playlist.
Running and jogging
Use a steady music tempo during a run or jog.
Dance and workouts
Change tempo for choreography practice or other workouts.
Simple playback controls
Keep the BPM slider and playback controls in one straightforward flow.
APP STORE SCREENSHOTS
See how Beat Changer works
These App Store promotional images explain BPM adjustment and the Apple Music playlist workflow. Select an image to open a larger view.
WHAT IT DOES
Use cases
Designed for running, jogging, dance, and workouts when you want to adjust Apple Music tempo to the rhythm of movement.
LIMITATIONS
Conditions and limitations
- An Apple Music subscription is required
- The current workflow uses playlists
- Tempo adjustment is for personal use
- The app does not guarantee an automatically optimal match between music tempo and running cadence
COMPATIBILITY
Compatibility, pricing, and updates
Devices
- iPhone with iOS 16.4 or later
- iPad with iPadOS 16.4 or later
- Apple-silicon Mac with macOS 13.3 or later
- Apple Vision with visionOS 1.0 or later
Price
The App Store currently lists the app as free. Check the store listing for current pricing and terms.
App update
Version 5.0.0
App Store details checked 2026-07-26. Requirements may change. Official listing ↗
FAQ
Frequently asked questions
Do I need an Apple Music subscription?
Yes. The App Store listing states that an Apple Music subscription is required to use Beat Changer.
Can I choose any song directly?
The current workflow uses Apple Music playlists. Add the tracks you want to a playlist before opening the app.
Does it automatically choose my ideal BPM?
No. It does not guarantee an optimal tempo. Observe your cadence and comfort, then begin with small adjustments.
Privacy and support
Product and advertising disclosure →
Apple, Apple Music, and App Store are trademarks of Apple Inc., registered in the U.S. and other countries and regions.