To add the balance in OmaRaha, log in to your ePassi account using a browser or via ePassi APP. Click "Add balance" in OmaRaha. Note! When using iOS device, you need to set Safari as your befault browser in order to Top-up in the ePassi app.
For online downloads and via APP downloads (service provided by PayTrail), the minimum amount is 20 €(0€ service fee).