Key Mapper GUI Keyboard for Android

4.0.0-beta.07 GPL-3.0-only

The official companion keyboard for Key Mapper.

Download APK (12.3 MB)

Description Versions

Version
4.0.0-beta.07 (237)

Update
Jan 19, 2026

Developer
sds100

Category
System

License
GPL-3.0-only

Source code
Code repository

Key Mapper GUI Keyboard App

This app is only compatible with Key Mapper 2.1.0 or newer

Key Mapper GUI Keyboard is a fork of OpenBoard, which is a 100% foss keyboard based on AOSP.

This is the official keyboard for Key Mapper that has a GUI (Graphical User Interface). i.e on-screen buttons!

The one built-in to Key Mapper is called the "Basic Input Method", which does NOT have a GUI.