- Tap menu icon top left, then tap Upgrade to Premium at the top of the menu
- The Premium information screen appears, tap Buy premium button at the top
- You’ll might be requested to login to your iTunes account
- You’ll have to confirm the purchase to iTunes (price and period is shown again) – tap Continue
- You’ll have to confirm to iTunes that you know it a recurring subscription
- You’ll be informed the purchase was succesful
- Please restart the app to get all premium functions available (you’ll notice the upgrade menu item is removed now)
