iOS Musician Apps (43) Supported Technologies is Audiobus, Effect Type is Reverb, Delay, Echo

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

Echo Pitch is a pitch-shifting multi-delay for iPhone.

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.

The BLEASS reverb is a reverb plugin.

During a routine mining expedition in the outer regions of the galaxy five mysterious boxes of unknown origin were found. Rumours among the workers spread quickly that there was a strange feeling being around these boxes, as if time flows in a different way, not just forward but sometimes also folding back on itself. The miners nicknamed them, the five boxes of reverberation. After the excavation process, to study them more closely, it was decided to transport them back to earth.

Kajita combines two-stage multi-tap stereo delay with reverb, allowing you to create complex spatial effects.

Yukawa is an AUv3 compatible multi-effects plug-in that combines a tempo-synchronized multi-tap sequence delay that produces rhythmic phrases, a modulatable stereo delay, and a DJ mixer-style filter.

DLYM is a ‘Delay Modulator’ plugin which produces flanger and chorus style effects using Imaginando’s powerful processing technology.

K7D is a vintage tape delay effect plugin for iOS.

Play or save the files with added reverb. Use play through mode or Audiobus for realtime reverberation.

RE-1 is a full featured virtual Tape Machine capable of delivering authentic tape based echo and chorus effects but it doesn't stop there. With it's interactive tape player, sample, loop and overdub features it's possible to use it like a virtual tape recorder, sample player, looper or simply as a master effect.

FD-1 is a Semi-Modular Effect Plugin including dedicated Filter, Delay and Modulation sections.

RF-1 is an Algorithmic Reverb (AU, AB, IAA, Standalone).

BLEASS Shimmer is an AUv3 compatible Shimmer Reverb Effect that brings harmonic tails to any sound or instrument with very low CPU usage.

Dedalus Delay is a real time audio mangler. A network of delay lines is continually granulated and modulated, producing a labyrinth of echoes, which are further processed by filters, dynamic processors and saturation modules.

Moebius Lab is a multimorphic sound processor which contains a synth, a varispeed stereo sample player, effects and LFOs that can modulate each parameter.

GliderVerb is a “Reverberator with Glissandos” simulating a room gradually changing its shape.

The Amazing Noises Reverb is a Feedback Delay Network (FDN) Reverb Effect, which can create nice reverberated ambiences, from small rooms to huge buildings.

apeDelay - spectral Delay implements up to 2048 delay lines with feedback or up to 2048 Brick-wall filters.

Real time vocal processor + recording app.