Free Online Audio Pitch Shifter & Corrector
Modify musical pitch and key for any audio file (MP3, WAV, M4A) in semitones and microtonal cents with high fidelity.
SoundTouchJS and Tone.js DSP algorithms enable pitch shifting independently from audio duration and tempo.
How to use this tool
- Upload your audio track.
- Adjust semitone and cents controls or select pitch presets.
- Preview in real-time and export your pitch-shifted WAV file.
Key Advantages
- Complete separation of pitch shifting and playback tempo.
- 100% browser-based processing with full privacy.
- Microtonal cents adjustment (-100 to +100) and semitone shift (-12 to +12).
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