iOS Musician Apps (556) Supported Technologies is Audiobus

iRig Recorder is an audio and video recording app for iPhone or iPad.

polybeat is an advanced and extremely flexible drum and percussion sequencer able to generate complex polyrhythmic and polymetric rhythmic patterns.

With a library of editable patterns, loops, and fills, Drum Session is a very fast, simple way to put together a complete drum track.

Chordbot is a songwriting tool / electronic backup band that lets you create and play complex chord progressions in different arrangements easily. Just add some chords, select a comping style and hit play.

The K Machine is an audiovisual instrument, allowing the creation of audiovisual animations based on visual shaders and sequenced audio samples, and designed for musicians, shaders enthusiasts, VJs, and animation lovers in search of a live oriented, open, audiovisual instrument.

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.

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

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.

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

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

ROTOR is the new app that turns your device into a complete music performance suite.

Steps by Reactable is a small yet powerful MIDI sequencer that allows you to create complex rhythmic patterns in a surprising new way.

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

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

So what is a midi echo? It is similar to the audio echo effect where copies of the original audio are repeated at regular time intervals but with some form of change (e.g. quieter). But unlike audio, midi is digital in nature (low resolution 8 bit mostly) and focused around the midi note on & off message used to control synths etc.

Loopy offers a sleek, expressive, instantly understandable interface that beginners can start using effectively straight away.

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

Metronome, Drum Machine, Practice Log.

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

Arctic Pro Synthesizer / Vocoder is a modern subtractive synthesizer.