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Shift audio pitch up or down by semitones while keeping the original duration.
Your audio never leaves your browser. All processing uses the Web Audio API locally.
Pitch shifts without changing duration using stretch-and-resample. Best on voices and instruments.
Drop an audio file to change pitch
or click to browse — MP3, WAV, OGG, AAC, FLAC, M4A
Upload your audio file
Click 'Choose File' or drag and drop your audio onto the upload area.
Select a semitone shift
Choose a value from -12 (one octave down) to +12 (one octave up). Each step is one semitone.
Click Shift Pitch
Hit the Shift Pitch button. The tool stretches and resamples the audio to shift pitch while preserving the original duration.
Download the result
Click Download to save the pitch-shifted audio as a WAV file.