Requires Android 6 or later
The Raspberry Pi gateway has been tested to work with Raspbian (Stretch, 9) and Raspberry Pi OS (Buster, 10) on Pi 4 Model B, Pi 3 Model B+ and Pi Zero W. All these have integrated Bluetooth Low Energy chip and they are perfect for the gateway usage.
Raspberry Pi OS
To get started with the setup, please see How to setup Meazurem Gateway for Linux.
The Android gateway is meant to be run with spare or extra phone. It's not designed to be used with your main phone. The gateway requires at least Android version 4.4 (Kitkat).
To get started with the setup, please see How to setup Meazurem Gateway for Android.