apeDelay is a powerful spectral delay application available for iPhone. It offers up to 2048 delay lines with feedback or Brick-wall filters, based on the STFT analysis/re-synthesis algorithm. Manipulate audio signals in the abstract 'Frequency Domain' and transform them back to the 'Time Domain'. Customize Time and Feedback shapes for stereo channels with multi sliders, providing precise parameter control.

Benefit from advanced spectral manipulations like Spectral Blur, Granulate, Bins Decimator, Noise Gate, Spectral Freeze, and Brick-wall filters. Compatible with AudioUnit V3 (FX), Inter-App Audio (FX), Audiobus (Full), Ableton Link, and supports Audio Interface and Microphone input. Enjoy features like Built-In Stereo Sampler, Control Manager LFO, Sample Manager for file sharing, Snapshots Presets Morphing Pad, and Post Fx effects including Stereo Delay, ClassicVerb, and Dynamic Processor.