Top Assistant is a powerful toolbox. This app provides a magic button, it floats on your phone screen (floats on any app), and you can move it to anywhere.
Top Assistant is also a button savior, it provides virtual soft keys: Home, Power, Menu, Search and Back.
How to use:
Launch this app, start service, and then a touch dot (float button) will show on the screen. Click the touch dot to show a panel. Click center of the panel to close.
For your convenience, you can set this app Auto Start when the phone boots.
Top Assistant provides functions:
*Uninstall current app
*Access Play Store page of the current app
*Long press to hide float button
*Double tap to main settings
*Customize touch dot and panel; you can add actions or any app into the touch panel.
*Uninstall system app (powerful, but dangerous, be careful to use)