iOS Musician Apps (283) Supported Technologies is Inter-App Audio (IAA), Type is Instrument

Ravenscroft Grand is a piano sampler.

Attack Drums is a synthesizer designed mainly for drum sounds, but the powerful sound engine can also be used for everything else - including vocals.

Annoydio jr has a grid of pads which you can assign, manipulate, and play sounds.

Lagrange synthesizer has two oscillators, a noise generator and two filters that can be selected from various algorithmic models.

Redshrike is a polyphonic synthesizer that combines a resonator designed to make more complicated sound creation and subtraction synthesis with an FM oscillator that creates violent distortion.

Mersenne is a melodic percussion synthesizer that combines two FM synthesis modules, a noise generator and a resonator.

Lorentz is not only a live-oriented analog modeling synthesizer, but also has a resonator that makes metallic and aggressive sounds.

Laplace is a physical-modeling synthesizer based on resonator synthesis that makes it easy to create bowed string, plucked string, blown pipe and metallic sounds.

Phase84 is a phase distortion synthesizer.

It's a powerful rhythmic music generator for any 8 instruments that works Very Well for drums too.

KQ MiniSynth is a polyphonic modular synthesizer.

Just a Toy Synthesizer. Included: 2 Oscillators, LPF, Delay effector, Ribbon controller.

This synthesizer emulates male voice vowels in a unique way.

Tines emulates an electric piano.

Syndt is a polyphonic synthesizer with a lot of possibilities.

Baervaag brings FM synthesis to the masses! An easy to use but still tweakable synthesizer, accessible to everyone.

Jam Maestro is a powerful music composition tool for musicians interested in making guitar-centric music.

Piano For You is suitable for professional musicians as well as for learning piano.

Pixound provides a deep musical experience that lets you instantly create music using any picture.