There are no Ads in the page, and it's (making it) clean. I'd also checked and there's no malicious programs either, that's great.
I bet that the current daily visitors count isn't that phenomenal, right.
But as one of the pioneers that offers services like this, you may gain the mainstream's trust after a while which is all you need to be on top.

How do you monetize your service? If you don't mind.