Compare software

Key Mapper vs Uncap: catalog facts
Key Mapper	Uncap
Best for: Android users who want to remap buttons or trigger actions with keys	Best for: Windows users who want to remap keyboard keys
Free Free and open source.	Free Free and open source under the MIT license.
Android	Windows
Remaps hardware and keyboard buttons on Android Triggers actions and macros from key presses All 3 strengths for Key Mapper Remaps hardware and keyboard buttons on Android Triggers actions and macros from key presses Open source	Maps Caps Lock to Escape Can map other keys to different keys All 3 strengths for Uncap Maps Caps Lock to Escape Can map other keys to different keys Includes detailed documentation
Android only Some actions depend on Android permissions that need manual setup	The utility runs on Windows
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Key Mapper github.com/keymapperorg/KeyMapper f-droid.org/packages/io.github.sds100.keymapper Catalog checked October 2, 2026	Official website Full listing and sources Sources for Uncap github.com/susam/uncap Catalog checked October 8, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.