Changeur de vitesse et de hauteur audio

Connexion
VITESSE & TONALITÉ
DSP TIME-STRETCH
Phase Vocoder navigateur · vitesse et tonalité indépendantesMP3 / WAV / FLAC pris en charge
Guide de styles pitch & vitesse en production
[APERÇUS]
NormalRESET

1,00x original · 0 demi-tons

Nightcore+2st / 1.25x

1,25x rapide · +2 tons entiers lumineux

Slowed & Reverb-2st / 0.85x

0,85x lent · -2 ambiance reverb chaude

Chipmunk+6st / 1.10x

1,10x vitesse · +6 ton aigu perçant

Titan Sub-5st / 0.95x

0,95x vitesse · -5 graves sub profonds

ABOUT THIS TOOL

Free Online Audio Speed & Pitch Changer

Slow down tracks for transcription, speed up practice loops, or shift pitch without changing tempo — and vice versa. Processing runs locally via Web Audio API for private, instant adjustments.

How it works

  1. 01Upload an audio file or select one from Library after sign-in.
  2. 02Adjust speed and pitch sliders independently — preview changes in real time.
  3. 03Fine-tune for practice, harmonic mixing prep, or vocal transposition workflows.

Key features

  • Independent speed and pitch control
  • Real-time preview in the browser
  • Local processing — files are not sent for analysis
  • Useful for DJ tempo matching and musician practice

Common questions

Yes. Speed and pitch are controlled separately so you can slow a track for learning without lowering the key, or transpose without altering BPM.