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Change the pitch of your songs or voice recordings online. Perfect for adjusting musical keys or creating vocal effects.
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Supported: MP3, WAV, AAC, OGG, FLAC, WMA, M4R • Max recommended: 200MB
Pitch shifting separates musical key from playback tempo — letting you transpose any recording up or down by semitones without affecting its duration. The Pitch Shifter is essential for karaoke prep, vocal key training, music transposition, and creative sound design.
Shifts of ±2 to 4 semitones sound natural for most vocals. Larger shifts can introduce formant artifacts (chipmunk or unnaturally deep quality) without additional formant correction.
Yes. The pitch shifter adjusts semitones independently of playback speed so the file stays exactly the same length — only the musical key changes, not the timing.
The tool supports ±12 semitones (one full octave) in either direction. Larger shifts are possible but introduce noticeable formant artifacts with most audio sources.
Shifts of ±2 to 4 semitones sound natural for most voices. Larger shifts produce a chipmunk or unnaturally deep quality unless additional formant correction is applied afterward.
Check out our technical guides to learn more about how browser-side processing works.
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