Please check:

1) if you log out and log in the app after going to the Premium;

2) if you have a "diamond" icon on your profile image in the Personal tab;

3) if you are using the Castbox account which is subscribed to the Premium.

If the above notes are not applicable, for Google Play users, please send the Order ID in the email sent by Google Play to contact@castbox.fm. Its format is like GPA.1234-1234-1234-12345.

For iOS users, please make sure that you are using the App Store account which is used to subscribe to the Premium.