Free online Audio Compressor
Shrink audio file size without losing quality. MP3, WAV, and more. Right from your browser
or drag and drop files here
You might also want to do this
How to compress an audio file
- 1
Upload your file: drag and drop, use the “Choose a File” button, or select multiple for batch processing
- 2
Click the “Compress” button and wait a few seconds
- 3
Download the compressed audio
Note: Large files may take a few extra seconds to process.
Why compress audio files with Documents.io?
Compress audio files directly from your browser. Fast, easy, and free. Use our online Audio Compressor to reduce file size easily. No installs. Sign in and then upload, compress, and download in a click.
Secure audio compression
We take privacy seriously. Your compression uploads are kept only briefly (up to 4 hours) and then deleted for good.
Popular audio formats
Compress MP3 and WAV.
Tools that work together
Audio files which are compressed here work seamlessly with our other Documents.io tools, letting you compress and then transfer files without a hitch.
The audio compressor you need
A simple tool that works fast and stays out of your way: no ads, no watermarks, just clean compression.
Simple, fast, and free
Komprimieren Sie Audiodateien in Sekunden. Maximieren Sie Ihren Speicherplatz mit einem optimierten Arbeitsablauf, der die Audiotreue erhält und dabei größere Aufnahmen mit Leichtigkeit verwaltet.
Part of something bigger
Unser kostenloser Compressor wird vom Team hinter der Documents-App entwickelt und sorgt so für eine nahtlose Integration mit Ihren vorhandenen Tools.