Cambiador de Velocidad — Cambiar velocidad de audio gratis
Acelere o ralentice archivos de audio sin cambiar el tono. Perfecto para podcasts o práctica musical.
Drop your file here
or click to browse — up to 200 MB
How it works
- Changes playback speed without affecting pitch
- Uses FFmpeg atempo filter for high-quality results
- Range: 0.5× (half speed) to 2× (double speed)
Preguntas frecuentes sobre el Cambiador de Velocidad
- Is Audio Speed Changer completely free?
- Yes, Audio Speed Changer is 100% free with no registration, no watermarks, and no usage limits. Process as many files as you need.
- Are my files safe and private?
- Your files are uploaded over an encrypted HTTPS connection, processed securely on our servers, and permanently deleted immediately after your download. We never store, view, or share your files.
- What is the maximum file size I can upload?
- You can upload files up to 100 MB. For larger files, try splitting or compressing them first.
- What audio formats are supported?
- Most tools support MP3, WAV, OGG, FLAC, M4A, and AAC. The specific formats accepted are shown in the upload area.
- Does it work on mobile and tablet?
- Audio Speed Changer works in all modern browsers — Chrome, Firefox, Safari, and Edge — on desktop, tablet, and mobile devices.
Files are processed securely and permanently deleted after download. Never stored or shared.