iOS Musician Apps (147) Supported Technologies is Audiobus, Instrument Sounds is Keyboards

Each of the 2 oscillators offers a selection of 5 waveforms: sawtooth and pulse waves are here, along with noise, triple saw and triple FM waves. There's also an additional sub-oscillator strapped into the master section for added oomph.

Englitina is an authentic-sounding English Treble Concertina for the iPad.

Crystal Synth XT is a full featured semi-modular synthesizer, ideally suited to creating lush evolving soundscapes.

Voice bot is a real time channel vocoder.

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.

Combine 3 oscillators and a noise envelope to produce bright 80s-style synths, deep rich bass, punchy kicks and snares, a variety of screaming leads, and even breathy percussion.

Virtual ANS is a software simulator of the unique Russian synthesizer ANS - photoelectronic musical instrument created by Evgeny Murzin from 1938 to 1958.

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.

Create piano backing tracks for any song in minutes with the chord-based audio loop app.

The hybrid synthesis algorithm on which Addictive Pro is based provides you with efficient means for easy control of complex sounds far beyond usual sound synthesis methods.

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

SynthQ is a subtractive synthesizer with a customizable interface.

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

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

With EGSY01 you can create sounds, from modern ones to vintage analog ones, working with arpeggiator, step sequencer and FM, addictive and subtractive synthesis.

Shoom is an expressive XY pad synthesizer. Or, more precisely, three identical synthesizers in one app.

The unique dynamic wavetable synthesis allows you to explore an unprecedented wide range of sonic territory.

Xynthesizr is a streamlined yet capable 32-step matrix sequencer/monotimbral synthesizer with generative features and MIDI.

iVoxel is not only a vocoder - the unique concept of iVoxel turns this vocoder into a singing machine.