Apps like Back Button-No Root

Here are some great alternatives to Back Button-No Root by LaduBaa Infotech :
One Button Navigation Bar
One Button Navigation Bar
★4.0
SoftKey - Home Back Button
SoftKey - Home Back Button
★4.2
Simple Navigation Bar - Floati
Simple Navigation Bar - Floati
★4.0
Soft Keys 2 - Home Back Button
Soft Keys 2 - Home Back Button
★4.7
Navigation Bar - Anywhere
Navigation Bar - Anywhere
★4.0
One Button Navigation Bar
One Button Navigation Bar
★3.8
Navigation Bar for Android
Navigation Bar for Android
★4.0
Transparent Phone Home Bar
Transparent Phone Home Bar
★4.2
Navigation Bar - Back , Recent
Navigation Bar - Back , Recent
★3.9
Quick Buttons - Navigation Bar
Quick Buttons - Navigation Bar
★4.3
Button Bar
Button Bar
★4.2
Navigation Bar: Back, Home, Re
Navigation Bar: Back, Home, Re
★4.1
Back Button
Back Button
★4.2
Navbar Notifications Button
Navbar Notifications Button
★4.2
Only Back Button - 1 tap Back
Only Back Button - 1 tap Back
★4.4
Assistive Touch for Android
Assistive Touch for Android
★4.4