Can I use the app if I change the device/ OS?
Edited
Unfortunately, a cross-platform subscription is not available at the moment. It's possible to connect other iOS devices if you initially bought your subscription on AppStore, or other Android devices if you bought your app on Google Play Market.
After making sure you’re using the same Google account, just follow these steps:
Download and open the app;
Click on the 'Get started' button as shown below:
3. Set your parameters as if you’re a new user, but when you get to the payment screen, click on the 'Restore purchase' button to be able to get back to your account:
Android