Create tracks using instruments from soundfonts (sf2).

Create sequences and order them.

Fill your patterns with the included controlers.

Using soundfonts allow you to easily change the sound bank of a composition using General MIDI soundfonts.

Connect external MIDI inputs controllers and/or MIDI outputs sound modules.
WARNING: MIDI feature is not supported by every Android devices. Consult the specifications of your device to see if it supports MIDI connections.

User manual: http://www.volcanomobile.net/midi-sequencer/user-manual.html
FAQ: http://www.volcanomobile.net/midi-sequencer/faq.html

Bose Sounds presentation video: https://www.youtube.com/watch?v=v__fA1_2b_U

This application uses a modified version of FluidSynth, you can find the source code here https://github.com/VolcanoMobile/fluidsynth-android