Most cell phones now have Flight Mode. In this mode, you can turn off phone’s radio functions, that is, send or receive phone calls, text messages, etc. But, functions like music players, games, calendars, and the like can continue to be used.
This function is handy for some special uses, such as sleeping time, important meetings, traveling, etc.
Wondershare Airplane Timer is a free application for Android smartphones that can be used to turn on and off the Phone’s Flight mode automatically.
You can set the start time and end time in your need, choose the day you want to apply the time period for by checking the day in the list, specify the selected time period by label, such as sleeping, meeting, etc are the key features of this application.