The GRFFN App is quick and easy to install. It uses the standard installation routine for Progressive Web Apps (PWAs), which is supported by all modern devices.
Choose your mobile device type to see a quick walkthrough for that platform:
For desktop installation, pick your operating system:
*For developers: Linux users can simply run the Chromium binary with --app=https://grffn.app to install the full GRFFN App directly from the terminal.
GRFFN.app will always serve you via a valid, encrypted HTTPS (SSL/TLS) connection (see https://letsencrypt.org).
If your browser doesn’t support installation, open the menu and choose
“Add to Home Screen” or “Install App”.
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