WORK on Android 4.2 (rooted device only https://play.google.com/store/apps/details?id=lv.id.dm.airplanemh)!
Automatically enable/disable Airplane mode on timer.
Before updating TURN OFF "auto mode"
Airplane mode can be switched on automatically every night and morning off. This saves the battery. Or you can set the time of departure and landing, to turn off the GSM network at the time of flight.
There is an opportunity not to turn off Wifi.
"Different start times for each day of the week" is available in the Pro version!
Auto launch at system start up.
If you change system time, you must press button "stop/start" manually to correct work.
Fixed "stop" bug.
You can buy Pro version without ads and "Different times for every day of the week"!
Pro version will be maintained and developed.