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Calyx VPN

Published by Calyx Institute

Free VPN Service offered by The Calyx Institute

Open sourceGPL-3.0-only

Highlights

  • Connects Android devices to the Calyx Institute VPN service.
  • Provides a mobile interface for starting and stopping the VPN connection.
  • Focuses on use of a free VPN service.
  • Released under the GPL-3.0-only license.

About this application

Calyx VPN is an Android client for using the free VPN service offered by The Calyx Institute. It provides a mobile interface for routing an Android device’s network traffic through the service, with the application focused on connection control rather than account management or paid subscription features.

The app is published by Calyx Institute and released under the GPL-3.0-only license. Its stated platform is Android, so it is intended for phones and tablets running that system rather than desktop operating systems. For users comparing tools, the relevant facts are its association with the Calyx Institute service, its free-service purpose, and its role as a VPN client on Android.

Where to get it

Android

  • App storeF-Droid

    From the publisher

    OpenOpens in a new tab

    Package identifier: org.calyxinstitute.vpn

    v1.4.160.4 MBreleased 04/13/2025

    SHA-256 from the manifest published by F-Droid, compared on 08/04/2026

    9f35d1e1e52c6402b4c0bd1ee7fe1a4e45454c30cf32c267e8e93f300743d790

We do not host this file, we do not scan it and we do not inspect its contents. Read what the source says, then decide for yourself.