MIDI Check iOS Application

MIDI Check

Check-up your MIDI connection


MIDI Check Features

Detect MIDI Devices

Detect all MIDI devices and virtual active source and destination.

Incoming MIDI Messages

See all incoming notes, control messages on beautiful visual interface.(iPad/iPhone)

  • Filter by MIDI channels
  • Filter by note on, note off, pitch wheel, after touch and other 127 controller messages.
  • Filter by System Exclusive (MIDI Clock) and more.
  • Follow the timing between messages Timestamp.

Send MIDI Messages

Send MIDI note and MIDI control messages to check MIDI device or virtual destinations.

Change log

  • 25/06/2020


    Update (2.0.0) covers some major changes.

    • UI Optimisation:  Especially for iPhone  X and other devices.
    • Send | Receive: Input sources + Output destinations, now can be selected. So you can send/receive from/to many/single input/output.
    • Dark mode is available for iOS13 users. 
    • Bug fix: No more crash while incoming MIDI messages.
    • Timestamp is added,  replaced with Delta time.
  • 08/07/2018


    Update (1.7.3) covers some corrections.

    • UI Optimisation For iPad: Now, MIDI messages are better aligned.
    • Background mode fix. Now MIDI events are recording in background mode.
  • 05/07/2018


    Update (1.7.0) with important features

    • MIDI System Exclusive filter added: Eliminate MIDI Clock and many other  unwanted MIDI messages.
    • MIDI Delta-Time Added: See the time spent between messages
    • iPhone X Compatibility and visual tweaks.
  • 12/10/2017


    Update (1.6.5) with most wanted features

    • MIDI Channel filter added: Eliminate messages comes from unwanted MIDI channels.
    • MIDI Message filter added: Eliminate unwanted channel and control messages (e.g. Note on, Note off, Pitch wheel etc.)
    • iOS 11 Compatibility updated.
  • 28/05/2017


    Update (1.3.9)  MIDI Device Connection Info & Tips tab has been added. Builtin connection tips with different devices is very handy. We’re still updating this section with the other manufacturers.

  • 23/05/2017


    Bug fix (1.2.3)  MIDI messages were detecting double after returning from background mode.

  • 21/05/2017


    First update (1.1.9)  MIDI Communication Message view completely renewed for better performance and visibility. Gorgeous icon set and text formatting.

  • 17/05/2017


    First version (1.0.32) is on-line on App Store!

  • 15/05/2017


    Ver. 1.0.1 Summited to App Store for review.

  • 12/05/2017

    App Initial Release

    First initial version is ready!