iOS Musician Apps (191) Supported Technologies is Ableton Link

Metronomics is not only a metronome, but a tool designed to help build a solid sense of time and rhythmic security.  It's a new kind of metronome -- use Metronomics to generate random patterns, sequenced grooves, or a combination of both to help you practice with more than just your typical click track.

Aparillo is an advanced 16 voice FM synth tailored for complex sound structures , majestic motions, moving and evolving soundscapes and atmospheres that are perfect for film, TV or games.

BPM Detect is a simple way to get the tempo of any beat. Tap in rhythm to set tempo or use the automatic detector through your device mic. Also, enjoy a metronome and options to adjust BPM manually.

Fed up with standardized presets and instruments? Feel lost in overcomplex filters and effects? Don’t wanna sound like everyone else? BLEASS is just the right instrument for you: it unleashes your inner musical creativity by bringing music production and performance to its very core: play, perform, compose beats and melodies in a new yet intuitive way thanks to its multitrack sequencer, synthesizer and drum machine.

Reason Compact puts a powerful synthesizer right at your fingertips.

AudioKit Synth One is a completely free & open-source professional iOS Synthesizer. 

"StepPolyArp Unit" is a real-time polyphonic and polyrhythmic MIDI step arpeggiator and step sequencer. It can be used as a standalone application or an Audio Unit MIDI effect plug-in.

WorshipSong Band is a free cross-platform multitrack player system offering support for up to 16 audio tracks, built-in pads and ambient loops, metronome, and cues, integrated chord charts, lyrics with video backgrounds, foot pedal control, looping, key changes, networking between devices and laptops, and more.

soda is a DJ application. It's customisable Interface let's you focus only on the features that are important to you.

Connects to Philips Hue, LIFX, and Nanoleaf Aurora to interact with your lights in tons of different ways.

SNAP will help you create drum patterns in any musical style.

Beat detect is a simple way to get the tempo of any beat, just by listening through your device mic.

sequencism is a music sketchbook tool that allows the creation of short and simple pieces of music.

EGDR606 is a drum machine that emulates the vintage hardware from the 80's.

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

MV08 is a drum machine for iPhone and iPad inspired by one of the greatest drum machines of all time.

Groovebox is a free music studio app packed with synths and drum machines.

Beatonal is an accessible music making app, enabling you to easily create and share your musical ideas using the built-in synthesizers and drum machine.

Wej is a musical accessory for your iPad or iPhone.  It's a solid base to produce sound and charge your device. It has two USB Midi ports for connecting controllers and a bright light show to go along with your music.