Actually, we don't know. In the end, Wank-o-meter y completely anonyous. And of course, in this kind of subjects, touching yourself, privacy is important.
In short, we don't have any data about your identity so everyhing remains anonymous.
We don't collect any data about our users:
When you send data to our servers so we can create your stats, you do it through your mobile operator's network which is encrypted as hence secure.