EaseUS Video Converter

A 4K video converter to convert video or audio files to 1000+ formats at 30X faster speed.

  • Convert video to MP4, AVI, MOV, MKV, MPG, and other 500+ formats
  • Convert audio to desired formats, like MP3, M4A, MAV, M4R, AIFF, etc.
  • Extract audio from video or convert audio to a wide range of video formats
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Windows 11/10/8/7
Free Download
macOS 10.13 or later

4 Best ASF Video Converter | How to Convert ASF to MP4

Sofia Albert updated on Mar 15, 2023 | Home > Video Converter Tips

Developed by Microsoft, ASF is an abbreviation of Advanced Streaming Format. This format is used to play the full dynamic images on the Internet to download video while playing the image. You can open it with Windows Media Player.

Pros Cons
local or network playback Large file size if you want to very high quality
Extensible media types Hard to upload ASF videos into game hardware
Part download and scalable media type /
Multilingual support and environmental independence /

If you want to change the format of ASF flash video, then MP4 is a recommended video format as it is lossy. 

2 Best ASF to MP4 Video Converter on Windows

For converting ASF to MP4, you need to find a competent format converter, such as the two software here.

1. First Choice - EaseUS Video Converter[Hot]

It's well known that ASF is not as popular as other video formats, like MP4, AVI, or MOV, so many converters don't support converting ASF videos to MP4. EaseUS Video Converter is a user-friendly file converting app that you can convert ASF videos to MP4 with simple clicks. As this converter supports up to 500 formats, you can turn videos in the desired format. 

Before conversion, you can adjust the setting freely. For instance, this converter allows you to customize the bitrate and frame rate of the output videos, and you can also choose a suitable video resolution, including 1080P.

EaseUS Video Converter

  • Best free video converter for Windows PC
  • Keep video quality as good as the original file
  • Preview converted videos with a built-in player
  • No Watermark left in the trial version
  Free Download
Windows 11/10/8/7
  Free Download
macOS 10.13 or later

Besides video conversion, this versatile software also supports audio conversion as well as converting video to audio.

Steps to Convert ASF to MP4 with EaseUS Video Converter:

Step 1. Launch EaseUS Video Converter on your PC, and choose the "Video Converter." Click on the "Choose Files" button to import the video you want to convert. It also allows you to drag and drop the video to import it.

import video

Step 2. Click on the "Settings" option to select the target format. You can choose MP4 as the output format and adjust the resolution and bitrate properly.

select mp4

Step 3. Customize the folder to save the MP4 video after conversion. Two buttons are available to converter the file. The "Convert" button can help you convert one video, while the "Convert All" button can process a batch of videos. 

convert video to mp4

Step 4. In the "Finished" tab, you can find the converted MP4 video. If you want to preview it, click on the "Open" button to activate the built-in media player.

save video as mp4

2. EaseUS Video Editor

Converting your video to another format is a common thing for vloggers and other video producers. When you check solutions on the Internet, you may get lost for which software to choose. So which ASF video converter can achieve fast conversion speed and a user-friendly interface? EaseUS Video Editor is a free video editor, that also supports conversions.

EaseUS Video Editor

Easy & smart video editing software for beginners

  • Support many video format conversions
  • Add text, filters, overlays, transitions, elements, and music to the video
  • Merge MP4 files into one single file
  • Able to convert MP4 to GIF on Windows PC

Trusted by TechRadar, Fstopper, etc.

Free ASF to MP4 Converter on Mac

The VLC media player is a portable, free, open-source, and cross-platform media player. Also, it is a free and easy-to-use ASF converter for Mac users. For this video conversion, you won't see any watermark left in the converted file. 

mac conversion in vlc

How to convert ASF to MP4 using VLC media player:

Step 1. Download and install the VLC media player. Then, click "File" > "Convert / Stream". 

Step 2. Click the "+" button to import the ASF file. Then hit the second "Convert / Stream" button. 

Step 3. On the Convert Window, select Profile as Audio - MP3(MP4). Then, choose the saving path in the "Browse". After that, click "Start" to get the converted file. The conversion time of ASF to MP4 depends on your PC performance and file size.

Free Online ASF to MP4 Converter

If you don't want to install third-party software or your disk space is in an emergency, you can try these two online converters to complete ASF to MP4 conversion.


This is a free and fast online converter, which converts PDF, image, video, document, audio, e-book, and compressed file formats to other formats. It is straightforward to use. You only need to select the format on the drop-down bar (such as the document in the document converter). Press Go to reach the upload file page, and you will be prompted to download it.

Pros Cons
No installation is required Limited function

Step 1. Click Choose Files or Drop Files here (It supports uploading video through URL, Dropbox, and Google Drive). You can wait for the upload progress bar for a few seconds.

Step 2. Before choosing the conversion button, you may see the advanced video settings. Then, click "Start".

online convert


FreeFileConvert provides various formats conversions, which support more than 8000+ conversion types such as audio, video, image, document, archive, and more.

Pros Cons
No installation is required Limit download time
Data Security. The file will format after 24 hours /

Step 1. Input the ASF video.

Step 2. Select an output format. The Convert files to frame contain 40+ format files. Skip the first two categories and choose MP4 down the Video Formats. Then, click "Convert".

free file convert


Here are several methods to convert ASF to MP4 on Windows, Mac, and Online. If you want to use a friendly ASF video converter, EaseUS Video Converter offers this capacity to help you. 

  Free Download
Windows 11/10/8/7
  Free Download
macOS 10.13 or later

FAQs About ASF to MP4 Converter

More information is gathered from the public. 

1. How do I convert an ASF file to MP4?

Download EaseUS Video Converter > Import ASF file > Choose MP4> Export

2. What is the ASF video format?

The full name of ASF is Advanced Streaming Format, a media playback format developed by Microsoft, suitable for playing on the network. The files based on Windows media are defined as ASF files. It supports data transmission on multiple networks. ASF is also suitable for local playback, broadcasting, and editing on personal computers and other devices that currently support the format.

3. How do I open an ASF file on Mac?

Try VideoLan VLC Media Player. VLC is a free and open-source multimedia player. The majority of video format is compatible with VLC, including MP4, AVI, MPG, MKV, RM, RMVB, WMV, MP3, H264, MOV, 3GP, OGG, WAV, DTS, AAC, and FLV.

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