M4V to ASF converter

Convert M4V to ASF for free, with no sign-up and no paywall after upload.

Choose M4V files or drop them here · paste a link below

Converted on our server · deleted after 60 min · Free limits

Where it runs: Our server, files deleted in 60 min
Free allowance: 25 files a day, up to 200 MB each
Typical time: Seconds to re-wrap; about the playing time to re-encode
Sign-up: Not needed

What happens to your M4V

Otherwise the video is re-encoded with settings that look the same as the original at a sensible file size. Large videos take roughly as long as they play.

This conversion runs on our server. Your file is deleted within 60 minutes, and you can delete it yourself as soon as you have downloaded the result.

How to convert M4V to ASF

Choose your file Tap Choose files and pick the M4V file, or drop it onto the page. You can add several at once.
Convert to ASF Tap Convert. The file is sent over an encrypted connection and converted on our server.
Download Tap Download to save the ASF file. It is deleted from our server within 60 minutes, or straight away if you tap Delete.

What is an M4V file?

Apple's variant of MP4 used by iTunes and the TV app.

iPhone, Mac, VLC.

More about M4V files

What is an ASF file?

Microsoft's container for Windows Media video and audio.

Windows Media Player and VLC.

More about ASF files

Questions

Is converting M4V to ASF free?

Yes. You can convert up to 25 files a day on our server for free, each up to 200 MB, with no sign-up. The limit is shown before you upload, and we never ask you to pay to download a file you have already converted.

Is it safe to convert my M4V files here?

Yes. Files travel over an encrypted connection, are processed on our own server, and are deleted within 60 minutes. Nobody looks at them, and you can delete them yourself straight after downloading.

How long does M4V to ASF take?

Seconds to re-wrap; about the playing time to re-encode. Bigger files take longer, and you can watch the progress on each file.

Can I convert M4V to ASF on my iPhone or Android phone?

Yes. The converter works in Safari, Chrome and any modern browser. Tap Choose files, pick from Photos or Files, and download the result to your phone.

How do I open an ASF file?