midi test

MIDI Velocity Test

Play softly and loudly to see whether the controller reports a useful velocity range.

No accountLocal where possibleRetest anytime
MIDI monitor

Connect a MIDI device, then start the monitor.

MIDI access depends on browser/platform support and user permission. DeviceOK does not install drivers or change your controller firmware.

Private by design

MIDI data stays local.

What this tells you

Use the result as evidence, not a guess.

This test checks
  • Velocity values
  • Dynamic range
  • Repeated messages
How to read it

Velocity values normally vary with how the controller is played when velocity sensitivity is enabled.

A constant value can also be caused by a controller setting rather than a failed sensor.