Sorry, but at the moment I can not reply to letters.
The most common question from users: "How long will the images be stored on the server?". Answer here.
I am also working on an updated version of this site. Now I am trying for the 6th time to rewrite the site engine and every time it's getting better and better. In the new version, the site will become a bit more convenient, faster and batch processing for fast online tools should appear.