ntfy
ntfy is a free, open-source utility app for Android. Send notifications to your phone from any script using PUT/POST requests. It has 1,145 GitHub stars and is released under the Apache-2.0 license, and you can install it from F-Droid and Google Play.
About ntfy
Send notifications to your phone from any Bash or PowerShell script, or from your own app using PUT/POST requests, e.g. via curl on Linux or Invoke-WebRequest. ntfy is an Android client for a free and open source HTTP-based pub-sub service. You can subscribe to topics in this app, and then publish messages via a simple HTTP API. Uses: * Notify yourself when a long-running process is done * Ping your phone when a backup has failed * Alerts when someone logs into your server Example: $ curl -d "Your backup is done" ntfy.sh/mytopic Find more examples and usage instructions here: * Website: * GitHub (server): * GitHub (Android app):
Privacy and F-Droid
F-Droid builds ntfy 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 ntfy?
ntfy is a free, open-source utility app for Android. Send notifications to your phone from any script using PUT/POST requests. It has 1,145 GitHub stars and is released under the Apache-2.0 license, and you can install it from F-Droid and Google Play.
Is ntfy free and open source?
Yes. ntfy's source code is public on GitHub under the Apache-2.0 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 ntfy?
You can install ntfy from F-Droid (package io.heckel.ntfy) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: v1.25.2).
Is ntfy still maintained?
The repository's most recent commit was on Jul 9, 2026. Its F-Droid listing was last updated on Jul 26, 2026. appsgit only lists apps whose repository had a commit in the last six months.