All-in-One Audio Converter

Wondershare UniConverter

  • Convert ASF audio to MP3, WMA, M4A, FLAC and 1000+ video/audio formats.
  • 90X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your video and audio files.
  • Download or record videos from 1000+ video sharing sites.
  • Burn and customize your DVD with free DVD menu templates.
  • Versatile toolbox combines screen recorder, GIF maker, fixing video metadata, etc.
Convert ASF to MP3

How to Convert ASF to MP3 on Windows/Mac

by Christine Smith • 2022-08-19 16:23:44 • Proven solutions

ASF or Advanced Systems Format is a common container file for both audio and video content. Apart from.ASF, sometimes these files also use.WMA (Windows Media Audio) or.WMV (Windows Media Video) extension.

Since the ASF format is mostly used to stream audio and video content over the Internet and the files can be listened to or viewed on a web browser, you may want to convert ASF to MP3 when you like any sound or movie clip published online, and feel the urge of having it on your computer or smartphone. Below are the top 6 solutions for you to convert ASF to MP3 online and offline.

Part 1. All-in-one Video Converter to Convert ASF to MP3 (Recommended)

As far as I know, the most comprehensive and powerful video converter is Wondershare UniConverter. With it, you can effortlessly convert ASF to MP3, MP4, MOV and other 1000 formats, freely edit your videos to your style and more. Now let's see how it conducts video conversion below.

Wondershare UniConverter logo Wondershare UniConverter - Your Complete Video Toolbox

video converter ultimate
  • Convert ASF to MP3, AVI, MKV, MOV, MP4, and other 1000+ formats.
  • Convert ASF files to an optimized preset for almost all of the devices.
  • 90X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your ASF video files.
  • Burn ASF videos to playable DVD with attractive free DVD templates.
  • Download or record videos from YouTube and other 10,000 video sharing sites.
  • Versatile toolbox combines fixing video metadata, GIF maker, VR converter and screen recorder.
  • Supported OS: Windows 10/8/7, macOS 11 Big Sur, 10.15, 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6.
security Security Verified, 5,942,222 people have downloaded it

To use Wondershare UniConverter to convert ASF to MP3

Step 1 Add files to Wondershare ASF converter.

Download and install Wondershare UniConverter to your computer via the download button above, then launch it. Click the +Add File icon in the top-left to add your desired ASF files to the converter, or you can directly drag and drop files to the primary interface.

add ASF files to wondershare uniconverter

Step 2 Choose MP3 as the output format for ASF to MP3 conversion.

Click the Setting section to expand the output format list, click the Audio tab and choose MP3, and then select the auido resolution in the right to confirm the output format.

Note: If you want to have customized MP3, you're optional to click the Settings to set bitrate, sample rate, channel, etc.

choose MP3 as output in wondershare uniconverter

Step 3 Choose MP3 as the output format for ASF to MP3 conversion.

Hit the Convert button when everything is set and the conversions will be completed automatically. Now all you have to do is to wait and hit the File Location tab to get the MP3 videos!

convert all ASF to MP3 by Uniconverter

Part 2. Top 5 Online Converters to Convert ASF to MP3

Apart from having a full-fledged computer program for your conversion needs, you can even use some good online converters that are not only free but are also quick and extremely easy to work with. The only downside with such tools is, they offer limited control over the editing and preference adjustments. Another restriction that online converters impose on to their users is, they don’t accept the files that exceed a certain size.


ZAMZAR supports more than 1200 formats and can convert their files to something you prefer to have. The homepage has self-explanatory buttons, and the entire conversion process can be completed within 4 simple steps. As an option, you can also configure ZAMZAR to send the converted copy of the file to your email address.

Step 1: Click the Add Files on the homepage.

Step 2: When the File Upload box appears, locate and select the ASF file you want to convert to MP3, and click the Open.

Step 3: Select MP3 from the Convert To drop-down list.

Step 4: Click the Convert Now to convert ASF to MP3 online.

convert ASF to MP3 by ZAMZAR

2. Convertio

Enabling you to pick ASF files from your computer, their URL, Google Drive, or Dropbox, Convertio supports 300+ formats and is also capable of performing batch conversions. With the API that can be integrated into your website, you can even use this online tool to help your site visitors for free.

Step 1: Click the Choose Files from the landing page.

Step 2: Use the File Upload box to navigate and select the source ASF file, and click Open.

Step 3: Select MP3 from the drop-down list to specify the output format.

Step 4: Click the Convert to begin the conversion process.

convert ASF to MP3 by Convertio


ACONVERT is not restricted to audio and video conversions only, but also supports various other filetypes like images, ebooks, PDFs, archives, and even webpages. With the neat and straight-to-the-point interface, this online converter lets you perform batch conversions where each session can convert up to 10 files of 40 MB each in a single go.

Step 1: Click the Add Files button from the top-left corner of the media bin present at the center of the homepage.

Step 2: On the File Upload box, navigate and select the ASF file you wish to convert and click the Open.

Step 3: Back on the main page, select MP3 from the Target drop-down list at the bottom-left corner of the media bin.

Step 4: Click Convert Now to convert the ASF file to MP3.

convert ASF to MP3 by ACONVERT


This free ASF to MP3 online converter lets you pick the source files from Google Drive, Dropbox, URL, or from your hard drive and convert them to any other relevant format in four easy steps. Although you can use FreeFileConvert as an anonymous visitor, by signing up, you get access to more advanced features that the portal offers.

Step 1: Click the Browse from the Input file section.

Step 2: Select the ASF file using the File Upload box, and click the Open.

Step 3: Choose MP3 from the Audio formats section of the Output format drop-down list.

Step 4: Click the Convert to convert ASF to MP3 with FreeFileConvert.

convert ASF to MP3 by FreeFileConvert


Although the homepage has small buttons that are hard to see, Convert.Files still gives a seamless conversion experience with the ability to send the output file to your email in addition to sharing a download link with you. The portal allows you to upload the source file of up to 250 MB for conversion. However, it is important to understand that the larger the file is, the more time it will take to get converted.

Step 1: Ensure that Choose a local file radio button is selected and click the Browse.

Step 2: Select the source ASF file from your computer, and click the Open from the bottom-right corner of the File Upload box.

Step 3: Select Extracted audio only (.mp3) from the Output format drop-down list.

Step 4: Click the Convert to begin the process.

convert ASF to MP3 by Convert.Files

Part 3. Comparison Among ASF to MP3 Converters

Product Wondershare UniConverter Online ASF to MP3 Converter
Convert ASF to MP3 and almost any video format Yes No
Convert ASF to MP3 with no quality loss Yes No
Edit video before conversion Yes No
Burn videos to DVD Yes No
24-hour customer support Yes No
Convert video without Internet Yes No
Convert video without size limitation Yes No, at most 50MB for a free version.
Convert video without watermark Yes Yes

Recommended Bundle & Save for Video Fans

video editor



Filmora Video Editor

A powerful and intuitive video editing experience

video converter




Convert, download, edit, burn videos in 1000 formats, and more.

video converter and editor

$73.58 (Annual Plan)

Christine Smith

Christine Smith

chief Editor

Resource > MP3 Solutions > How to Convert ASF to MP3 on Windows/Mac

Other popular Articles From Wondershare