If you want to have the tracker in two different phone/app or share it with a friend:

Your app:

1. Open your device in the app

2. Select a tracker by pressing on the trackers name

3. Press the Squares/QR-symbol sign in the top left corner

4. Press "Generate QR" in the popup

5. Hold the QR code ready for your friend

Friend's app:

1. Press the plus (+) sign in the top right corner of the main screen

2. Press "Add QR code from a friend"

3. Scan the QR code in the other app