MidiDeep

Real-time MIDI effects

$9.99 · Designed for iPad. Not verified for macOS.

Turn your iPhone or iPad into a powerful real-time MIDI multi-effects processor for your hardware and virtual synthesizers. MidiDeep is a powerful real-time MIDI effects processor that lets you chain and control up to 4 creative MIDI effects simultaneously. Connect any MIDI keyboard or controller and instantly add a new dimension to your performance: * Chord — Play a single note and instantly generate full chords with diatonic chord selection. * Arpeggio — Automatically generate melodic patterns with Swing and Gate controls. * Delay — Create tempo-synchronized rhythmic MIDI note repeats. * Harmonize — Add harmonized voices to every note you play. * Steps — Polyphonic step sequencer. Chain multiple effects in any order to create your own custom MIDI processing workflow. Take full control of your performance with 4 freely assignable macros, and switch between presets without interrupting your music. MidiDeep sits between your MIDI controller or sequencer and any synthesizer, DAW, or compatible app. Compatible with Ableton Live, Logic Pro, GarageBand, and all Core MIDI compatible software. No subscription. No ads. Buy once. Keep it forever.

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What’s New in Version 1.1 * Improved MIDI In, MIDI Out, MIDI Thru, and MIDI channel management. * Added support for Program Change messages to recall presets via MIDI. * Added the Ratchet option to the Steps effect. * Bug fixes and overall performance improvements.

Version 1.1

The developer, DIRECT GRAPHIC S.A.S., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • DIRECT GRAPHIC
    Size
    • 3.7 MB
    Category
    • Music
    Compatibility
    Requires iOS 16.6 or later.
    • iPhone
      Requires iOS 16.6 or later.
    • iPad
      Requires iPadOS 16.6 or later.
    • Mac
      Requires macOS 13.5 or later and a Mac with Apple M1 chip or later.
    Languages
    • English and French
    Age Rating
    4+
    Copyright
    • © 2026 Olivier Lemaître
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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