# Key Mapper (open-source keyboard)

> Key Mapper is a free, open-source keyboard for Android. Make shortcuts for ANYTHING! Remap volume, power, keyboard, or floating buttons. It has 2,720 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid and Google Play.

Make custom macros on your keyboard or gamepad, make on-screen buttons in any app, and unlock new functionality from your volume buttons! Key Mapper supports a huge variety of buttons and keys: - ALL your phone buttons (volume AND side key) - Game controllers (D-pad, ABXY, and most others) - Keyboards - Headsets and headphones - Fingerprint sensor Not enough keys? Design your own on-screen button layouts and remap those just like real keys! What shortcuts can I make? -------------------------- With over 100 individual actions, the sky is the limit. Build complex macros with screen taps and gestures, keyboard inputs, open apps, control media, and even send intents directly to other apps.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/keymapperorg/KeyMapper |
| Platforms | Android |
| Built with | Kotlin |
| GitHub stars | 2,720 |
| License | GPL-3.0-only (open source) |
| F-Droid | https://f-droid.org/packages/io.github.sds100.keymapper/ (package io.github.sds100.keymapper) |
| F-Droid anti-features | Shows advertising |
| Google Play | https://play.google.com/store/apps/details?id=io.github.sds100.keymapper |
| App Store | not linked |
| Website | https://keymapper.app |
| Official | no |
| Category | Keyboards |
| Latest release | v4.6.0 (Oct 4, 2026) |
| Last commit | Oct 5, 2026 |

F-Droid builds its apps from source and flags anti-features: https://f-droid.org/en/docs/Anti-Features/

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