rubbish
This is scam, nowhere you can get information that it does not wk as standalones app, indeed you need another app to apply your watch faces. I tried at least to find after the first couple of minutes to cancel my buy and get back my money, Büro no, there is not such an option. After you buy your subscription you have lost your money. Where is apple? How do the let scammers making money with apps like that?