I had a bright idea. I decided to take the loops from DopplerPad and export them to my Mac. I then uploaded them into RecTools08 and made this!
I was surprised how much better RecTools08 has got since the last update. It now has an audio pool you can use to store loops and drop them into a track. In this piece I only used 4 of the available 8 tracks in RecTools, but it was very easy to do.
RecTools08 at the app store, and now getting quite useful actually:
DopplerPad at the app store: