THE APP IS FREE, YOU DON'T NEED TO PAY FOR ANYTHING. In app purchasing only for donate purpose. AND IT HAS ADS! Very simple timer for who practicing meditation or doing breathing exercises. - IT HAS ADS + Simple interface and easy to use + Work when you lock screen (background) + You can custom: duration, sounds, ambient,... + Nice sounds selection + Reminder for practicing daily (in future update - in the to do list now) + No social options + Amazing support: I'm happy to help and as I'm not