iOS Musician Apps (317) Supported Technologies is Inter-App Audio (IAA), Type is Instrument

It's an innovative step-sequencer and MIDI controller that lets you make unique loops and melodies.

Shape is a polyphonic synthesiser allowing the user to draw the shape of the oscillator waveform.

This intuitive virtual instrument features a super responsive  fingerboard that plays and sounds like the traditional instrument in the most common two-row tunings of B/C, C#/D, and D/G, as well as an extended B/C+ layout with four chromatic buttons on a partial third row.

DM2 is a synthesis-based drum machine with a dedicated graphic editor, for the creation and manipulation of sound.

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

Tardigrain is a granular synthesizer. Sounds are created by taking smaller fragments of a sample and playing them back in a non linear fashion, with settings for grain size, direction, step size and more.

The Optigan, short for Optical Organ, was a chord organ from the early 1970’s.

AutoPad is an app for musicians that allows you to play ambient pad loops.

EGDR808 is a drum machine that emulates the vintage hardware from the 80's.

This fully featured monophonic synthesizer can create a huge variety of sounds. Fat basses, stabby leads, glitchy noises, old style chip tune sounds (including arpeggios), weird percussion, you name it.

Elsa is a retro style sampling keyboard with tempo based looping.

SynthQ is a subtractive synthesizer with a customizable interface.

Vatanator SX is a drum machine with advanced MIDI functionality.

SunVox is a small and fast cross-platform modular synthesizer with pattern based sequencer (tracker).

Additive synthesis is a sound synthesis technique that creates timbre by adding sine waves together. The timbre of musical instruments can be considered to consist of multiple harmonic or inharmonic partials or overtones.

The Streetlytron '63 Edition : genuine Mellotronics for your iPhone and iPad.

Quanta is a six-voice granular synthesizer for iOS11+ in both standalone (with Inter-App Audio) and AudioUnit V3 formats.

You found it! Drum Beats+ is the metronome app that improves your timing using great sounding drum beats, not a boring click.

Drum Loops HD has over a 1000 real drum loops. A perfect partner for GB, loops and fills follow GB tempo.