MidiFlip

Drag and drop some MIDI files or select files to transform.

You can then download the files individually or as a zip. If you change the settings, the results will be updated automatically.

Settings

Transform (mathematical expression): n′ = Preset: No Transform Basic Flip Transpose: octave up Transpose: octave down Transpose: 3 semitones up Transpose: 8 semitones down Make All Notes Middle C Simple Octave Channel-Split Nicer Octave Channel-Split Pitch Quantization: 8 notes/octave Pitch Quantization: 5 notes/octave Squishy Pitch Quantization Custom

See mathjs syntax. Available variables: n = the note number from 0 to 127; channel = the channel number from 0 to 16

Purposefully mess with percussion