(Android 4.1 or above) Distribute an app that I made to myself.Wanted to save battery when I was not home and had wifi connection.App runs in the background. Turns off wifi when you are notconnected. Trying to reconnect every 30 minutes. You can not changethe settings in any way. How to use it: When you launch the appthere is no screen but you can see the app running in thebackground if you go to settings> apps> running. Note: Firstrun shuts down wifi. Start wifi manually after running the programonce. This app does not shut down "Scanning always available". Youhave to turn it off in settings > wifi > advanced.