iOS Musician Apps (80) Supported Technologies is Audio Unit (AU), Effect Type is Reverb, Delay, Echo

TfxEcho is an echo effect AudioUnit Extension plugin. It uses delay lines which are inspired by BBD (bucket brigade device). BBD is used in various analog delay unit and is known for its warm and dark sound.

Delayrium is a MultiDelay Audio Units PlugIn in parallel approach. It is based on 6 delay line with controls in Time, Time Modulation, Feedback, Panning Modulation and Amplitude Modulation.

K7D is a vintage tape delay effect plugin for iOS.

Stellr is a pitch-shifter/delay/reverb sound processor aimed to recreate the classic shimmer effect.

The BLEASS reverb is a reverb plugin.

BLEASS delay transforms your sounds into cinematic and experimental sonic experiences! It is constantly creating flux in the audio signal making your music even more lively.
BLEASS delay is also ideal for making track build-ups and transitions.

This is a AUv3 compatible audio effect which can be used as plugin with your favourite DAW such as Cubasis, Meteor, Auria or GarageBand.

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

Whole guitar sound with innovative distortion effect, speaker simulation and reverb.

ADverb2 is an accurate model of a vintage digital plate reverb rack unit from the 80s, with a few modern tricks up its sleeve.

FS FreezeVerb is a lush sounding stereo reverb, perfect for both subtle ambience and cavernous reverberation.

A stereo delay effect with LP/HP filter, can be used as an audio unit or as a standalone application.

This application simulates the acoustics of a room and reproduces the sound signals for the two ears of a virtual listener inside the room.

It's vintage and It's very warm. All the sounds come from impulse responses grappled on the web.

RealDelayrium is a MultiDelay Audio Units PlugIn in parallel approach. It is based on 6 delay line with controls in Time, Feedback, Reson Filter, Frequency Modulation, LowPass, HighPass and Air Filter.

This is a AUv3 compatible digital delay which can be used as plugin with your favourite DAW such as Cubasis, Meteor, Auria or GarageBand.

Kosmonaut is Multitap Delay with a twist. In addition to adding echoes to your audio, it packs a bunch of extra tools to put your music in space.

Tape style delay AUv3 effect plugin / app extension.

Analog Rack Reverb two plugins in one, Stereo Hall and Stereo Room reverb algorithms ideal for every source!

The multi-band delay BandDelay is a tool for sound design and loop manipulation in realtime. In contrast to common delay processors BandDelay splits the frequency spectrum of the input signal into 27 bands and applies a separate delay unit to each band.