Transposition changes pitch without changing the rhythm. Choose an interval and every note event is moved by that many semitones, while track structure, velocities, controllers and tempo events remain in the MIDI file. Notes at the extreme ends of the MIDI range are safely limited to valid values.
Transpose a MIDI File
Move every note up or down by a musical interval while preserving tracks, timing and velocities.
- Upload a .mid or .midi file.
- Choose the interval.
- Download the transposed MIDI file.
More Free MIDI Converter tools
MIDI to MP3
Render Standard MIDI files as playable MP3 audio—online, free, and without installing a synthesizer.
MIDI to WAV
Render MIDI as uncompressed WAV for editing, arranging, sampling or archiving.
Change MIDI Tempo
Slow down a MIDI file for practice or speed it up without changing any note pitches.
Frequently asked questions
Does transposing change the tempo?
No. It changes note pitches only; timing and tempo are preserved.
Can I transpose by an octave?
Yes. Choose up or down 12 semitones.