The app hasn't synced for nearly 9 months despite being a premium user. The support team haven't acknowledged my email. It's a good concept but they've failed to make it work and don't provide customer support. Check other reviews. Go to play.google.store on a web browser. Select My Account and go to order history. Select the ... and it offers you an option to request a refund. That should get the developer to either repair it or take off the premium services it is falsely selling.