I've used
this online converter[
^], but it's pretty bad at converting. Most of the other online ones are just as bad (as Christian has already noted.
If you google "VB.Net to C# converter", you'll get quite a few hits on commercial products. Keep in mind that none of them will be able to do a complete conversion on more complex projects, so you're still going to have to be a programmer, and do some of it yourself.