Help and navigate to close apps running in the background.
Background running apps make devices slower. AppKiller help you close apps running in the background .
AppKiller provide you things listed below:
1 - Trace all background running apps
2 - Improve device performance

Features
1 - list background running apps and navigate user to close that app.
2 - Whitelist apps you like not to stop in background
3 - select all apps you like to stop running in Background

Simply clean app
You can kill apps quickly because it contains a simple user interface.