Start with audio
Upload a file first. Direct audio URLs are secondary.
Drop audio here to transpose
or click to choose a file from this device
Formats
MP3, WAV, M4A, AAC, OGG, WebM, MP4
Recommended max
30 minutes
Privacy
Audio stays in your browser
Direct audio file URL
Transpose studio
Fast A/B preview, tempo-preserved WAV export.
Drop audio here to transpose
Waveform, trim, loop, and export controls unlock after upload.
Semitone shift
Preview is capped at 30 seconds; export renders the selected trim.
Loop and trim
Trim controls export length. Loop controls A/B preview.