$3/mo & Privacy Policy Seems Fine
(As of now) There's also a $30 yearly plan or a $50 one-time payment. I won't use it.
OpenTube User Reviews
Is OpenTube Safe?
Not enough ratings yet to assess OpenTube.
Is OpenTube Legit?
OpenTube - Open Video Player appears legitimate, with a few gaps. AppsHunter Legitimacy Score for OpenTube is 65/100.
Based on 65 of 100 points across 7 verification signals from App Store and developer data.