Cubasis - Cubasis is Steinberg’s streamlined, multitouch sequencer for the iPad.
Moog Model 15 - Meticulously recreated rendition of the classic Moog Model 15 modular synthesizer.
FamiStudio - FamiStudio is very simple music editor for the Nintendo Entertainment System or Famicom. It is designed to be easier to use than FamiTracker, but its feature set is also much more limited.
KORG iWAVESTATION - KORG's stunning recreation of its legendary WAVESTATION synthesizer from 1990.
SunVox - SunVox is a small, fast and powerful modular synthesizer with pattern based sequencer (tracker).
Poison-202 - Vintage MIDI synthesizer for Mac and iOS