Pitch & Tempo Changer
Transpose vocals and change their speed independently. Preview and download the processed WAV.
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Your audio stays in this browser. No upload, account or credits required.
Browser-supported audio · up to 40 MB, 5 minutes, mono or stereo.
Browser-supported audio · up to 40 MB, 5 minutes, mono or stereo.
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Listen to confirm
Automatic estimates can be uncertain. Listen and correct the BPM or key below; tempo may be detected at half or double time.
Local processing
Your audio stays in this browser. No upload, account or credits required.
File requirements
Browser-supported audio · up to 40 MB, 5 minutes, mono or stereo.
How to use Pitch & Tempo Changer
- 1
Choose your audio
Select a local recording. Audio is not uploaded to a server.
- 2
Check the settings
Listen and correct estimates or select the passage you need.
- 3
Listen and adjust
Use the tool to check the result and adjust by ear.
- 4
Continue your workflow
Keep the result you need or open a related music tool.
Source key
Transpose vocals and change their speed independently. Preview and download the processed WAV.
Target BPM
Automatic estimates can be uncertain. Listen and correct the BPM or key below; tempo may be detected at half or double time.
Processed preview
Your audio stays in this browser. No upload, account or credits required.
Download WAV
Pitch and tempo are independent. Large changes can introduce artifacts and alter vocal character; formants are not preserved. Phrase alignment and mixing remain manual.
Pitch & Tempo Changer — FAQ
Transpose vocals and change their speed independently. Preview and download the processed WAV.
From idea to finished video.
In one conversation.
No credit card required • Free 200 credits