[deif]

The privacy policy can be found fixed to the bottom of the website on every page (next to the copyright notice).

As with any service you should assume that nothing is encrypted (even though it is) and follow other articles that I've written about how to securely maintain private information when using third party services.

[dot1x]

So in short, the answer is "no".

I don't see why anybody would ever use your unsecure service or even pay for it.

[deif]

The answer is no to which question? I'd appreciate some benefit of the doubt since you don't know anything about the service and you don't seem to have read any of the associated documentation.