It doesn't have loads of fancy features, but it makes good looking animations in a really short amount of time. The screenshots in the App Store show things pretty well, but here are a couple more. (The Instgram link is the camera in the bottom left corner.)

Here's what the editing page looks like. You can change transitions and things with the two top left buttons. The second photo has a filter applied.

And here's the sample I made in less than 10 minutes.
I got to try it for free, so you might watch for it to go on sale, but it normally costs a couple of bucks. Normal app requisition procedures would apply.
