Tools / File Converter / ASF to M4V Converter

ASF to M4V Converter

Convert ASF files to M4V. Free, without uploading.

This tool converts ASF files to M4V. Advanced Systems Format.

iTunes / Apple video. The video is re-encoded with H.264 video and AAC audio. You choose the quality and resolution, and can trim it with a start and end time.

Conversion runs on your device; your file is never sent to a server. The components download once on first use, and later conversions start right away.

How to use

1. Choose the ASF video, drag it in, or paste its link.
2. Choose the quality and resolution; optionally enter trim times.
3. Press "Convert" and download the M4V file.

Frequently asked questions

How long does ASF to M4V take?

It runs on your device’s processor. On a computer a one-minute 1080p video usually takes a minute or two; lowering the resolution speeds it up.

Is there a file size limit?

No fixed limit; your device’s memory decides. Computers usually handle files up to 1–2 GB.

Is my file uploaded?

No. Your ASF file is converted to M4V inside your browser.