Use APKPure App
Get heartball old version APK for Android
Attrapez les ballons du cœur avec une balle, qui saute avec votre rythme cardiaque
Catch your heart. Try to catch heartballons with a ball. The ball jumps with your heartbeat measured at your index finger. If the ball jumps higher than the heartballon at the same position, then you catched the heartballon.
Torch light should be located below the camera.