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Official Description

MusicforMoods is a tool to restore balance and handle stress better. The specially composed music guides your breathing and helps you obtain optimal heart rate variability. As the rings grow in size, you’re achieving a more relaxed state. The app let’s you track your progress, day by day, week by week. Just 5-10 minutes a day can give you stress relief and restore your balance. Developed by music artists and researchers.
User Agreement:
http://bodyscore.se/user-agreement/
on some new units this is a Betaversion