Here is how you can change your card in the Web Portal:
1. Press the person icon at the bottom of the app home screen
2. Click on My Reveal
3. Log in to account.revealcellcam.com (the new web portal) log in with the same email and password as the app
4. Click the 3 green lines in the upper right hand corner
5. Click "Account"
6. Scroll down to Subscription
7. Under Payment method Select "Update"
8. Select "Add new card"