Android › Developers › Tomasz Buczynski
Free Android applications, developed by Tomasz Buczynski:
Ringer Volume allows you to set different ringer volume for the specific time, and schedule a time when ringer volume will be changed.
Mute Ringer app switches mobile to silent mode, then restores volume level after specific time.
Phone Silencer lets you sleep well by Muting ringer for night, then restoring volume at morning.