GTK FM Tuner is a lightweight, GUI base FM radio tuner application for Raspberry Pi OS. This application uses GTK to provide the UI of the project, as the name implies.

The current version of the GTK FM Tuner supports radio receivers based on the Quintic QN8035, which connects to the Raspberry Pi through the I2C bus.

The tuner application provided in this release supports the following features:

• Manual and automatic station scanning.
• Decode RDS PS (program service) data.
• Volume control.
• Display RSSI and SNR readings receive from the tuner.

The QN8035 driver base on github.com/dilshan/qn8035-rpi-fm-radio, and it uses the WiringPi library to communicate with the tuner.

The GTK FM Tuner is released under the terms of the MIT License.