Traffic Light
Traffic Light is a free, open-source utility app for Android. Track your network and data usage with privacy. It has 906 GitHub stars and is released under the MIT license, and you can install it from F-Droid and Google Play.
github.com/leekleak/traffic-light (opens in a new tab)
Data as of from the GitHub API and the F-Droid index; description from the project's repository or F-Droid listing. Report an error
About Traffic Light
Traffic Light is an open-source tool for tracking your network usage while ensuring total privacy. Inspired by Internet Speed Meter and GlassWire. Features: - Free and open source - Uses few permissions - Uses less battery - No tracking - Beautiful UI - Fast and modern
Privacy and F-Droid
F-Droid builds Traffic Light 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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Is Traffic Light free and open source?
Yes. Traffic Light's source code is public on GitHub under the MIT 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 Traffic Light?
You can install Traffic Light from F-Droid (package com.leekleak.trafficlight) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: v3.4.3).
Is Traffic Light still maintained?
The repository's most recent commit was on Oct 27, 2026. Its F-Droid listing was last updated on Sep 9, 2026. appsgit only lists apps whose repository had a commit in the last six months.