Image Line is working on a major upgrade to FL Studio Mobile.
While they haven’t released a new feature list, FL Studio Mobile 2 will support multi-track recording – up to 8 simultaneous tracks.
The second video that they’ve released, below, demonstrates using FL Studio Mobile 2 to sample and sequence audio:
If you’re an Android owner, Image Line is working on a FL Studio Mobile for Android devices. Unfortunately, the Android version appears to be in the slow lane, because of latency issues of the platform.