The System Back, Home and Recents Button.
If the physical buttons of your phone can not work properly, Back Button can continue work your phone with simulating same as system button.

Soft Keys - Home Back Button application can replace a failed and broken button for those people who has trouble using buttons or Navigation bar panel is not working properly. This app provides several features and colors to make awesome navigation bar. It is easy to swipe up and down navigation bar as assistive touch.

Key Features:

- Single press action : Home, Back, Recent.
- Options to hide navigation bar when keyboard appear.
- Options to lock navigation bar.
- Auto hide navigation bar with user-selected duration.
- Easy to swipe up/down to show/hide navigation bar.
- Options to adjust position of navigation bar in landscape mode.
- 15 Themes Available.
- Switch on/off via notification. (Pro)
- Limit area of minimized navigation bar to prevent accidentally click.(Pro)
- Switch on/off via quick settings tile. (Android 7.0+) (Pro)
- Long press action for back, home, recent buttons. (See below for list of actions)
- Ability to change navigation bar with background and button color.
- Ability to set navigation bar size with height.
- Ability to Set vibrate on touch.
- Options to adjust "Swipe up sensitivity".

DISCLAIMER
This app required device administrator permission to show this app on top. This may interfere with your use of other apps!