The in-app purchase in Manga Rock for iOS is tied to iTunes account. Once you bought the full version, you can unlock the app again in any iOS device for FREE.
To unlock your in-app purchase again, please follow the steps below:
Step 1: On the iOS device, open the Settings screen. Tap General, and then tap Restrictions.
Step 2: Tap the option to Enable Restrictions. Enter and then re-enter a Restrictions passcode.
Step 3: By default, all of the apps and services are allowed. If your in-app purchase is restricted, tap OFF its button.
Step 1: Download the Manga Rock app in your new device.
Step 2: Open Manga Rock and the app will be auto-resumed as full version.
Step 3: If the app won't automatically activate the full version:Open Account > Upgrade to Premium / tap on Restore
Step 4: Enter the same Apple ID and password to restore the full version.
Note: If you fail to Restore, please tap on Buy now. Enter the same Apple ID and password you used to upgrade the full version.
It will be free if you have purchased the full version before. After that, you will see no ad inside Manga Rock.
The in-app purchase in Manga Rock for Android is tied to Google account and Manga Rock Cloud. Once you bought the full version, you can unlock the app again in any Android device for FREE.
If you are not automatically upgraded to Premium account, please follow this article.