Originally Posted by: RonFGuitar & Drum Trainer has most of the options you're looking for, as well as a few more (like slowing music down without altering pitch). I think there's a 15 day free trial, so you can try it out risk-free.
Works pretty good for me. (The "Slower Downer" is awesome.) But I don't think it does DVD's.
...so ever since then, I always hang on to the buckle.