Its a keyboard that outputs dongers and lets you quickly switch back to your normal keyboard. What more could you ask for? ¯_(ツ)_/¯
*Samsung / TouchWiz devices, heres how to switch keyboards (after you follow the instructions in the app!):
1. Have your keyboard opened2. Swipe down from the top of the screen to open the notification drawer3. Tap "Select Keyboard"4. Choose Donger Keyboard: Lenny Edition
**Contact the developer at email@example.com with questions or feedback.