mtools.lol

Audio Pitch Changer

Shift the pitch of audio up or down by semitones without changing its speed.

How it works

  1. 1Upload your audio.
  2. 2Choose how many semitones up or down.
  3. 3Download the result.

Features

  • -12 to +12 semitones (one octave each way).
  • Length and tempo stay the same.
  • Keep the format or choose MP3, WAV or M4A.
  • Files deleted after.

Frequently asked questions

What is a semitone?

The smallest step in Western music: one key on a piano. 12 semitones make an octave.

Why does it sound slightly processed?

Large shifts always change the character of voices. Small shifts of 1 to 3 semitones sound most natural.

Is there a file size limit?

Files up to 100 MB.