How do I register my account if I participate in a campaign and have received a code?

Go through the following steps:

1. Download the app from the Google Play Store or App Store.
2. Enter your email address and press the arrow.
3. Then enter a password of your choice and press the arrow. Make sure that the password contains at least a number, a letter and a strange character.
4. A notification will appear, choose Code (Android) or Continue (iPhone) at the bottom. Enter the code you received here.
5. You are now registered! Follow the instructions shown to get your settings right. After this you will arrive in the Dashboard of the app and you can get started right away.