In the '80s it was the first to use a different approach to tonal adjustments. In conventional analog equalizers, whether they are shelving, sweepable, graphic or parametric types, various sections of the audio spectra are boosted or attenuated by adding or subtracting bandpasses. In this case, frequency shaping is achieved by summing bandpasses.
| Price | Free |
|---|---|
| Author | RRS, OOO |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (25), current: (25) |
| Released | 04/17/2020 |
| Updated | 12/28/2025 |
Remake is a multi-band effect, includes gain, reverb.
| Price | $1.99 |
|---|---|
| Author | Aleksandar Mlazev |
| Type | Effect |
| Effect type | Equalizer, Filter, Reverb, Delay, Echo |
| Supports | Audio Unit (AU) |
| Released | 12/07/2017 |
| Updated | 05/24/2024 |
PolyIvoks Filter developed on the basis of the filter of the legendary Soviet synthesizer from 1980s, and only now the legendary Soviet analog sound became available in stereo mode.
| Price | Free |
|---|---|
| Author | RRS, OOO |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (21), current: (21) |
| Released | 04/13/2020 |
| Updated | 12/29/2025 |
If you play a musical instrument or sing a song, this app should be supported by you higher / lower the pitch.
| Price | Free |
|---|---|
| Author | Loop-Sessions.LLC. |
| Type | Effect |
| Effect type | Equalizer, Filter, Pitch effects |
| Supports | Audio Unit (AU) |
| Rating | total: (82), current: (82) |
| Released | 07/16/2013 |
| Updated | 03/22/2026 |
Blue Mangoo Parametric Equalizer is an audio unit plugin, with six bands of filter controls.
| Price | $5.99 |
|---|---|
| Author | Blue Mangoo Consulting Company Limited |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (19), current: (19) |
| Released | 08/02/2018 |
| Updated | 12/11/2020 |
NeSi xTrem is a stereo-stereo tremolo effect that uses FM based LFO's and includes VCA and low-pass gate based modulation of the audio signal volume.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Effect type | Equalizer, Filter, Modulation effects |
| Supports | Audio Unit (AU) |
| Rating | total: (17), current: (17) |
| Released | 02/16/2021 |
| Updated | 05/27/2022 |
Multiband splits an audio signal into separate channels: one for each of up to four frequency bands.
| Price | Free |
|---|---|
| Author | Blue Mangoo Consulting Company Limited |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (31), current: (31) |
| Released | 01/20/2021 |
| Updated | 01/20/2021 |
Moebius Lab is a multimorphic sound processor which contains a synth, a varispeed stereo sample player, effects and LFOs that can modulate each parameter.
| Price | $9.99 |
|---|---|
| Author | Amazing Noises |
| Type | Instrument, Effect |
| Instrument type | Synth |
| Instrument sounds | Keyboards |
| Effect type | Equalizer, Filter, Reverb, Delay, Echo, Compressor, Limiter, Gate, Distortion, Drive etc., Chorus, Flanger, Phaser etc., Modulation effects, Pitch effects |
| Supports | Inter-App Audio (IAA), Audiobus |
| Rating | total: (50), current: (50) |
| Released | 06/29/2016 |
| Updated | 01/28/2026 |
LRC7 is a seven-band EQ. It includes low shelf, high shelf, parametric peak/cut, notch, and various Butterworth low-pass and high-pass filters.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (29), current: (29) |
| Released | 04/23/2021 |
| Updated | 05/27/2022 |
LRC5 is a five-band EQ. It includes low shelf, high shelf, and three parametric peak/cut filters.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (46), current: (46) |
| Released | 02/07/2019 |
| Updated | 05/27/2022 |
An audio coloration utility plugin featuring individual modes for classic emulation of some iconic music production tools.
| Price | $4.99 |
|---|---|
| Author | MSXII Sound Design |
| Type | Effect |
| Effect type | Equalizer, Filter, Other |
| Supports | Audio Unit (AU) |
| Rating | total: (95), current: (95) |
| Released | 12/01/2017 |
| Updated | 12/11/2020 |
Knorr is a plugin that adds intensity and edge to a monophonic low frequency audio source (like a bass). The algorithm adds overtones to an existing sound in a way that isn’t possible with ordinary distortion or filtering.
| Price | $8.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Equalizer, Filter, Other |
| Supports | Audio Unit (AU) |
| Rating | total: (6), current: (6) |
| Released | 10/14/2019 |
| Updated | 10/15/2019 |
JamUp is delightful way to jam and practice on your iPad and iPhone.
| Price | Free |
|---|---|
| Author | Positive Grid Inc |
| Type | Effect |
| Effect type | Equalizer, Filter, Reverb, Delay, Echo, Compressor, Limiter, Gate, Distortion, Drive etc., Modulation effects |
| Supports | Audiobus |
| Rating | total: (616), current: (616) |
| Released | 07/20/2011 |
| Updated | 03/30/2021 |
The MODEL ONE is a selected, fine-tuned general purpose (transistor ladder model) filter with the ability of strong self oscillation. The cutoff slope is approximately 24dB. It can be switched to low pass or high pass processing mode.
| Price | $9.99 |
|---|---|
| Author | Jens Guell |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (13), current: (13) |
| Released | 07/28/2019 |
| Updated | 02/20/2023 |
The JAF Collection is an exciting set of digital modeled classic analog synthesizer filters (VCFs) for iOS.
| Price | $29.99 |
|---|---|
| Author | Jens Guell |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Inter-App Audio (IAA), Audio Unit (AU) |
| Rating | total: (20), current: (20) |
| Released | 07/24/2019 |
| Updated | 02/20/2023 |
GyroVibe evokes the sound and textures of a classic vibrato chorus. It also contains multi-stage driven filters that will swirl and swoosh your instrument all over the stereo field. GyroVibe is perfect for adding depth and color to keyboards.
| Price | Free |
|---|---|
| Author | Neon Silicon |
| Type | Effect |
| Effect type | Equalizer, Filter, Modulation effects |
| Supports | Audio Unit (AU) |
| Rating | total: (30), current: (30) |
| Released | 05/02/2019 |
| Updated | 04/13/2021 |
Shape your sound with advanced equalising to make your tracks fit in the mix.
| Price | $19.99 |
|---|---|
| Author | Klevgränd produkter AB |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (14), current: (14) |
| Released | 08/27/2018 |
| Updated | 03/09/2021 |
We have designed the UI with only the the physics of audio and the current touch interface in mind, dropping all the baggage of the past.
| Price | Free |
|---|---|
| Author | Joshua Goossen |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (12), current: (12) |
| Released | 06/26/2017 |
| Updated | 02/06/2019 |
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!
| Price | Free |
|---|---|
| Author | Caelum Audio |
| Type | Effect |
| Effect type | Equalizer, Filter |
| Supports | Audio Unit (AU) |
| Rating | total: (40), current: (40) |
| Released | 02/05/2021 |
| Updated | 02/19/2021 |
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.
| Price | $5.99 |
|---|---|
| Author | 4Pockets.com |
| Type | Effect |
| Effect type | Equalizer, Filter, Distortion, Drive etc. |
| Supports | Audio Unit (AU) |
| Rating | total: (5), current: (5) |
| Released | 12/13/2018 |
| Updated | 09/08/2025 |