Mobile app · Utilities & files

Key Mapper

Make shortcuts for ANYTHING! Remap volume, power, keyboard, or floating buttons!

Free, with trade-offs
Android
Open source

Ad-supported exit link (Clictune): an intermediate page may show for a few seconds before the official website. Direct link to the website, no intermediate page

Download from the official source

Link to the official download page, ad-supported (Clictune): an intermediate page may show for a few seconds. Direct link to the download

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Free, with trade-offsconfirmed by F-Droid
License: GPL-3.0 — Open source (copyleft)confirmed by F-Droid
Open source: Yes
Commercial use: Yesconfirmed by F-Droid
Account required: not documented
Credit card required: Noconfirmed by F-Droid
Watermark: Not applicable
Ads: Yes
Platforms: AndroidEstablished by Android: F-Droid
Publisher: sds100
Latest version: 4.6.2-foss (27 October 2026)
Latest activity: 27 October 2026
Source code: github.com/keymapperorg/KeyMapper

Overview

Key Mapper is an on-screen keyboard, available on Android.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Remap volume, power, keyboard, or floating buttons!” — F-Droid, 10 November 2026

At a glance

Key Mapper is free, with trade-offs: it shows advertising.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
Commercial use allowed

Weaknesses

Contains advertising
Flagged by F-Droid: contains advertising

Sources and checks

Facts collected from F-Droid (credit card, source code, publisher, licence, free status, platforms, ads, commercial use, version) — 6 November 2026
Last technical check: 6 November 2026
Description from F-Droid — F-Droid (citation courte)

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