Hot answers tagged settings
I'd use Greenify for something like this. It doesn't kill all running apps (as this is counterproductive to Android itself for many reasons), but you can select apps for Greenify to hibernate each time you turn the screen off. For me this was nice because there were several apps like random game that would run all the time, and Greenify helps this. Also, ...
If you are on Android Lollipop then as Izzy suggested, you can turn on the Screen Pinning to stay in a particular app and hide the status bar. If not on Lollipop then third party launchers such as Apex and Nova allow you to do this only in the home screen and app drawer screen. As in the feature section you can see that you can hide the status bar, ...
You can use apps like. https://play.google.com/store/apps/details?id=com.enlace.doubletap For sleep or wake this app works pretty well but I don't suppose if it's ever possible to power on the phone with an app installed in it and phone is switched OFF.
swipe the icons down to get rid of the lock... swip the icon up to get rid of the icon... simple
Key lock, PIN or password do not offer any protection if the phone's bootloader isn't locked. For example, most of Samsung devices (except ones from Verizon or AT&T and some other providers I never heard) have unlocked bootloaders, at least in Europe. If you don't have your data encrypted, one only has to flash a custom recovery, which is very easy, and ...
Only top voted, non community-wiki answers of a minimum length are eligible