iOS Musician Apps (521) Supported Technologies is Inter-App Audio (IAA)

With AnyAmpIR, I don't give you any amp, I give you the ability to play any amp immediately.

Dazibao is a polyphonic synthesizer programmed by an innovative interface : you create several tones, then you arrange them on several time lines.

Arctic Pro Synthesizer / Vocoder is a modern subtractive synthesizer.

Built for Live performance and hands free use, Quantiloop recreates the simplicity of a hardware loop pedal in an iOS app.

Play your favorite songs in their original sound using your iPhone or iPad. It's a whole new experience in learning songs.

Phase84 is a phase distortion synthesizer.

TC-Data is a MIDI and OSC (Open Sound Control) controller that sends messages to other apps and hardware.

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

Looperverse is the ultimate loop recording and performance system for iOS.

This is the free iPhone version of Hook. Hook is a new music performance, mashup, and DJ app for iPhone and iPad.

Ratshack Reverb is a detailed model of that classic of classics, the Realistic Electronic Reverb. Now, you can have the sound of everyone's first analog delay unit, without ever having to change batteries!

Pumphouse is a sidechain pumping effect. It helps if your DAW doesn't have sidechaining.

Celtic Sounds is a fully transposable MIDI sound module with five traditional Irish musical instruments.

Respiro Wind-Synth for iOS is a free standalone app (IAA) and AUv3 plugin synthesizer giving you access to six fully functional wind instruments for your device.

Song Memo is the easiest way to take notes of your song ideas. The chord keyboard of Song Memo allows you to write chord progressions more quickly. Chords are automatically detected while you are taking a note.

DrumJam is a whole new world of percussion and drums for the iPad, iPhone and iPod touch.

The power of a digital audio workstation in the palm of your hand.

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.

SDS-x is a "nine pads" style drum module that lets you easily use samples alongside your drum kit.

Even if you've only played air guitar, ThumbJam lets you sound like a pro.  Pick an instrument and jam - with all the scales to choose from you'll never hit a wrong note.