iOS Musician Apps (64) Supported Technologies is Audio Unit (AU), Effect Type is Equalizer, Filter

SideBand Remix is an AUv3 plugin for final mixing and mastering. It separates the phantom center from sideband (L/R) content which is what give a stereo track its width, and lets you remix it.

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. 

FilterMorph plugin takes the concept of a traditional audio filter and pairs it with overdrive, bit crunching and tape delay to perform some incredibly neat real-time or beat synced automation effects.

This is an AUv3 compatible stereo graphic equalizer plugin which can be used as a plugin with your favourite DAW such as Cubasis, Auria, Meteor or GarageBand.

Remake is a multi-band effect, includes gain, reverb.

apeFilter is a sophisticated Equaliser, the DSP is based on the Biquad/Cascade filters, very fast!

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

Dub Delay emulates an analog tape delay unit with various options to filter and saturate the output signal before it is fed back into the delay unit.

ChannelStrip is, as its name implies, a channel strip app and AUv3 plugin. With a gate, equalizer, and compressor, ChannelStrip can provide a solid and easy-to-use channel control for your iOS mixing needs.

Electrogene is a low fidelity audio effect combining bit-crusher, modulation, saturation and filter with scope visualizer.

F-16 Filter is a flexible multi-mode filter with frequency response display.

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

BLEASS Motion EQ is a 3-band equalizer with multi-outs and 2 LFOs.

BLEASS filter is an essential tool for musicians: inspired by classic analog filters, it features an envelope follower as well as a LFO and a warm sound which create mind boggling filter sweep effects on any sound source: guitars, vocals, keyboards, drums ...

Multiband splits an audio signal into separate channels: one for each of up to four frequency bands.

Stereo Width Control is an Audio Unit plugin that allows you to increase or decrease the stereo width of 4 adjustable frequency bands.

Blue Mangoo Parametric Equalizer is an audio unit plugin, with six bands of filter controls.

A simple but fast low-pass filter with control over cutoff frequency and resonance factor.

Flux Mini is an AUv3 audio effect that adds life, character and dynamism to your tracks. The customisable graph creates a shape which affects either the amplitude, low-pass filter or high-pass filter. You can emphasize the frequency modulation with the resonance knob too!

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