Léon
Léon is a free, open-source privacy app for Android. Removes tracking & other redundant parameters from web links for sharing. It has 395 GitHub stars and is released under the GPL-3.0-or-later license, and you can install it from F-Droid and Google Play.
- Android
- Kotlin Multiplatform
- Privacy, ad-blocking & VPN
- Actively maintained
About Léon
Léon - The URL Cleaner removes tracking and other obsolete parameters from a URL before sharing. Its usage is simple, integrating into Android's standard sharing mechanism. Léon runs on Android 5.0 and later, is open source and does not contain any tracking or advertising frameworks. Léon does not collect any data about you. The benefits of removing tracking parameters are: * Protects your and the recipient's privacy * Improves readability of links * Saves characters (in Tweets for example)
Privacy and F-Droid
F-Droid builds Léon from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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What is Léon?
Léon is a free, open-source privacy app for Android. Removes tracking & other redundant parameters from web links for sharing. It has 395 GitHub stars and is released under the GPL-3.0-or-later license, and you can install it from F-Droid and Google Play.
Is Léon free and open source?
Yes. Léon's source code is public on GitHub under the GPL-3.0-or-later license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Léon?
You can install Léon from F-Droid (package com.svenjacobs.app.leon) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: v68).
Is Léon still maintained?
The repository's most recent commit was on Sep 30, 2026. Its F-Droid listing was last updated on Sep 23, 2026. appsgit only lists apps whose repository had a commit in the last six months.