iOS Musician Apps (333) Supported Technologies is Audio Unit (AU), Type is Effect

Envelope is a high class reverb audio unit for use as a standalone app or (preferably) in AUv3 hosts.

This audio effect is an advanced de-esser with an intuitive user interface.

Great for acoustic guitars or electric guitars with a piezo, Acoustic Voice pream plugin promotes getting lost in creative acoustic tracks production with no boundaries.

rejected, macDeeTrim is a simple plugin which controls the volume from -12dB to +3dB. It can keep the output level constant from any input level.

DOTEC-AUDIO presents DeeEQ, as a popular "Equalizer" for MacOS, now available for iOS, including AudioUnit V3 support.

DOTEC-AUDIO presents DeePopMax, a big hit“Loudness Maximizer" for MacOS, now available for iOS, including AudioUnit V3 support.

ToneBoosters Compressor is an AUv3 plugin for mastering-grade compression and dynamics processing.

The PSA1000 Jr Analog Saturation Unit plugin is a modern recreation of a '90s classic analog guitar preamp which is used in recording studios all around the world.

ToneBoosters Morphit is an AUv3 plugin for headphones correction and simulation and removes any unwanted coloration from your headphones!

ToneBoosters Barricade is a peak limiter and compressor.

Visual Compressor is a 4 band compressor/expander which has the ability to analyse audio in real time giving an accurate and reliable spectrum representation of your signal as well as visual feedback of compression or expansion levels.  It's uses range from final mastering of songs to dynamic manipulation and EQing of drum tracks.

ToneBoosters Reverb is a studio-quality reverberation plug-in.

Visual EQ Console is a multi-band EQ console with the ability to analyse audio in real time giving a spectrum representation of the frequency response. 

Harmonic Exciter is an AUv3 Compatible plugin for your favourite DAW such as Cubasis, Auria, AUM, Meteor, BM3 or GarageBand etc.

The WoodLofier is both a standalone app and AUv3 plugin which combines 4 different sections to make your sound more lofi or to add some creative twist  : filtering (and Sample Rate reduction), a Tape wobble unit, Noise addition and Crushing (clipping, bit reduction and saturation).

Beef is a multi-effect audio plugin with a sole purpose, to make your tracks sound BEEFY. Beef was originally built to focus on creating the fattest basses and drums as possible.

BLEASS Motion FX contains 11 different effects which you can modulate precisely thanks to an intuitive and comprehensive sequencer.

BLEASS Slow Machine can deepen any beat by completely or partially slowing down the audio signal, transform epic leads into heavy basses, and add some “tape stop” effect with precision either by touching the X/Y Stop trigger, or by dialing in precise sequence automations

This versatile saturation effect processor comes packed with 40 Factory Presets, from classic stereo Drive to crazy metallic bitcrushed Saturations.

Tape Pro is a multi-fx tape emulation AUv3 plugin and app that introduces warmth, frequency shaping, modulation, noise and delay.