iOS Musician Apps (32) Instrument Sounds is All-in-one

Caustic 3 is a music creation tool inspired by rack-mount synthesizer/sampler rigs.

This is the first time Jordan Rudess, best known as the keyboardist for Dream Theater, has released a complete set of his exclusive sounds to the public.

Gestrument Pro takes everything we loved about Gestrument and improves on its original functionality while introducing a host of new features such as multi-touch, recordable automations, advanced scale editing and our unique system of highly tweakable modular generators that define the pitches and rhythms.

Whether you're 2 or 92, NodeBeat will make you sound like a pro. Create your own music in a matter of minutes or listen to NodeBeat generate its own.

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.

Automatic song generation, flexible song editing.

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.

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

A highly tweakable stereo delay AudioUnit effect, suitable for everything from clean digital delays to filthy dub echoes, flangers and broken cassette tapes.

Load any MIDI file and sound library (a small General MIDI sound font is included). Play midi files with additional features.

The app gives you the basis to try out Grid Synth, Sampler & Rhythm. The Guide explains the basic functions to create soundscapes & melodies.

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

Synthecaster fuses elements from guitars and keyboards into a full range polyphonic instrument that is intuitive, accommodates a wide variety of playing styles, and generates an even wider variety of sounds.

One Maze point can be Grid-Synth, Sampler and Rhythm at the same time. By the use of several Mazes, each one can be taken for a certain sound element. The Mazes list allows switching Mazes on/ off immediately.

Thesys is a MIDI stepsequencer app, giving you control over just about all aspects of your favorite MIDI devices.

Waverley is the principal instrument in the moodunits collection. It’s sample-based, but it isn’t a fully-fledged sampling app that allows you to load and edit your own samples. Another usage scenario for Waverley is if you’re just sketching out an idea, perhaps on a less-capable device like your iPhone while you’re on the move.

Meet Aimée, your personal, artificially intelligent built-in assistant composer, she's ready to help you compose great music, adding her vast knowledge about music theory to your creativity.

Chordy 2 is a chord player app for music creators.