Gentle Alarm is an app that monitors users' sleep in order to start the alarm at the peak of an REM cycle so the user will wake up feeling refreshed.
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Pro Can set songs as alarm sounds
Any song in the library can be used as an alarm.
Pro Wakes you gently from REM cycle
Throughout the night, depth of sleep constantly fluctuates. Gentle Alarm monitors movement and infers how deep the user is sleeping. When there is a lot of movement, it indicates that the REM cycle is ending, and the alarm will go off.
Pro Morning tasks
Once the alarm goes off, daily tasks will be displayed.
Con Isn't a free app
This alarm clock application costs $1.99.