Scammers
Even if the app is fine they have malicious intent to charge users, while I understand that they want to monetise their efforts, this is a scammy way to do so. Avoid downloading.
Ring Sizer: Measuring Tool App appears mostly safe based on user ratings. AppsHunter Safety Score for Ring Sizer is 84/100.
This assessment is based on 30 user ratings, with an App Store average of 4.7/5.
~ Based on 22 App Store ratings for Ring Sizer.
Ring Sizer: Measuring Tool App appears legitimate, with a few gaps. AppsHunter Legitimacy Score for Ring Sizer is 75/100.
Based on 75 of 100 points across 7 verification signals from App Store and developer data.