How to find app-ID:
1. Open the main menu in the app.
2. Go to settings
3. Scroll to the bottom of the page
There you will find an ID consisting of ten digits or letters (xxxx-xxxx-xx).
Have you lost your phone or deleted the app? You can find the app-ID on old receipts for previously bought tickets. If not, contact us on phone number 51 19 99 00.