Pull the soundtrack out of a ASF video as CAF audio
Free and unlimited, and nothing is uploaded: it all runs in your own browser. Open Extract Audio
What changes when you convert ASF to CAF
- ASF video is lossy and CAF audio is lossless: converting cannot restore detail the source already discarded, and the CAF audio file will usually be larger than the original.
- ASF video animation cannot be expressed in CAF audio; the first frame is converted as a still image.
- The video’s audio track is extracted and re-encoded to CAF audio; video frames are discarded.
How to convert ASF to CAF
- Add your ASF file — drag it onto the page or choose it. It stays on your device.
- Pick CAF as the output format.
- Press convert and download the result — individually or as one ZIP.
Questions
How do I convert ASF to CAF for free?
Add your ASF file on this site, choose CAF, and press convert. The whole conversion runs in your own browser — nothing is uploaded — and the CAF file downloads straight from your device.
Will converting ASF to CAF lose quality?
ASF video is lossy and CAF audio is lossless: converting cannot restore detail the source already discarded, and the CAF audio file will usually be larger than the original.
Does CAF keep everything ASF supports?
Yes within the format’s own limits — animation is kept where the target supports it.