Quarter Chime/Bells only while Awake

From Anonymous on 2016/08/20 11:11:27 +0000

I like using an app that chimes every :15 for time management, but I never remember to turn it off when I fall asleep. It would be nice if one of these apps partnered with Sleep As Android.

Copied from original feature request: http://urbandroid.uservoice.com/forums/264867-sleep-as-android/suggestions/15727026-quarter-chime-bells-only-while-awake