midiPhon - iPhone modular synth

midiPhon is a modular software synthesizer, which allows you to build your own synthesizers from various modules.

Features:
* Modules
* Generator
* Generates waveforms according to settings and inputs.
* Continous frequency
* Frequency derived from controller input (notes, etc.)
* Each generator can generate multiple partials/harmonics.
* Waveforms
* Sine
* Square
* Triangle
* Sawtooth
* Noise
* Level
* Module inputs
* Envelope, 4 inputs (A, D, S, R) (set, add, multiply)
* Frequency modulation (set, add, multiply)
* Amplitude modulation (add, multiply)
* Module outputs
* L, R (audio)
* Mixer
* Process 2 inputs using following methods
* Add (mixing)
* Multiply
* Module inputs:
* Limit (set, add, multiply)
* Amplifier (set, add, multiply)
* L(2), R(2) (audio)
* Module Outputs:
* L(2), R(2) (audio)
* Delay
* Classic delay effect module.
* Module inputs
* L, R (audio)
* Number of repeats (set, add, multiply)
* Amplitude drop (set, add, multiply)
* Delay time (set, add, multiply)
* Module outputs
* L, R (audio)
* Filter
* Modes
* Low
* High
* Band
* Notch
* Peaking
* Low shelf
* High shelf
* Module inputs
* L, R (audio)
* Gain (set, add, multiply)
* Bandwidth or Q (set, add, multiply)
* Frequency (set, add, multiply)
* Built-in HTTP server for managing projects
* Sequencer
* Support for external control
* Line6 Midi Mobilizer
* Akai Synthstation* Midi over network (ipMIDI) 
http://www.midiphon.com/home