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Best ASF to AVI Converter - UniConverter
  • Easily converts ASF to AVI format at super-fast speed.
  • It supports converting ASF files to AVI in bach process without losing quality.
  • More than ASF and AVI, it supports 150+ formats, like MP4, MOV, MKV, FLV, etc.
  • Download online videos from YouTube, Vevo, Facebook, Dailymotion and more.
  • Edit video, compress video, record screen, make GIF image, burn DVD, etc.
  • Free download UniConverter below to have a try!

How to Convert ASF to AVI Fomrat on Mac or PC

by Brian Fisher

Are you worried about your ASF (Advanced Systems Format) video file not playing on your Mac or Windows PC? Many operating systems running on our PCs do not support certain video formats, and therefore comes the need to convert ASF to AVI. Through this article, I’ll guide you step by step on how to effortlessly convert ASF file to AVI free for compatibility with your PC using a 90X faster speed high-quality video converter. Let's check it out!

Part 1. Fast Way to Convert ASF to AVI without Losing Quality

UniConverter can convert the HD video and audio files to different video and audio formats while retaining the quality of the file. It allows over 150 video output formats including AVI, ASF, MP4, WAV, AAC, HD MKV, FLV and many more. With its high-tech ability, it guarantees conversion of all video and audio files without the possibility of losing data.

Apart from converting video and audio files, iSkysoft video converter ultimate has several functionalities that make it even more unique and useful. Let's see them below.

Get the Best ASF to AVI Video Converter:

  • Offers lossless ASF to AVI conversion at a speed of 90X faster than other converters.
  • It supports batch conversion.
  • It downloads videos and converts from 1000 websites like Hulu, YouTube, Facebook, Twitter, Netflix, and others.
  • Offers free templates to burn DVDs and Blu-rays.
  • Contains a built-in editing tool to rotate, trim, crop video, add subtitle, effects and more if needed.
  • Allows transfer of video files from PC to iPhone, Android Phone, or hard drives.
  • Contains a toolbox with additional features like GIF maker, Image converter, fix media metadata, VR converter, video compressor, CD ripper, and screen recorder.
  • It works will on macOS 10.7 to 10.15 Catalina, and Windows 10/8/7/XP/Vista.

How to Convert ASF to AVI using UniConverter

Below are the instructions on how to convert ASF to AVI using UniConverter step by step using Windows platform. Mac users can do the same on your iMac, iMac Pro, Macbook, etc.

Step 1. Add ASF files

After running the software, you can add the ASF files by clicking Add Files button or draging the files from PC to the Convert window in the program directly. On the side of the Add Files button, you can choose to add a single video file, add folders, add videos from the device or add from the camcorder.

add asf

Optional: Edit ASF video

If necessary, you can customize your video before conversion by adjusting the sound, brightness, sound, adding subtitles or watermark, add effects, and many more according to your requirements. Click the small editing icons below the video thumbnail.

edit asf

Step 2. Choose AVI as the output format

To choose the output format AVI, click Convert All tasks to button. Under the Video section, select AVI format. Under the resolution, you can maintain original or change to your preferred one.

select avi format

Step 2. Convert ASF to AVI in seconds

To convert ASF to AVI , choose their destination folder before conversion for easy access. Now click on Convert All button at the bottom of the screen or right side of each file Convert button to convert one after another. Just in a few seconds, you can find the AVI files in the Converted tab or in the Output folder. That's it!

select avi format

Part 2. ASF to AVI Converter Online with Limits

Online Converter is one of the ASF to AVI converter tools online, which offers free online conversion for a variety of file formats. While on this platform you will be able to convert your ASF to AVI file format.


  • Simple to use without the need to download software.
  • Completely free to use service.
  • Convenience to access any time anywhere with PC or mobile.


  • Does not support encrypted or protected files.
  • Upload process of files takes longer or no response which requires resubmission of the file to upload.
  • Causes inconvenience if file source URL is incomplete or invalid hence cannot convert.

Online asf to avi Converter


ASF (Advanced Streaming Format) is a Microsoft streaming format used for streaming media audio and visual content. ASF file extensions can appear as.ASF, .wma, .wmv.

On the other hand, AVI (Audio Video Interleaved) is a multimedia container format developed by Microsoft which allows synchronous audio-with-video playback. Its advantage is it runs on different systems like Windows, Mac, Linux, etc. and supported by popular web browsers.

Related Articles & Tips

This article will introduce how to convert MKV to MOV on Mac and Windows so that you can smoothly play or edit your video on a Mac computer.
If you want to extract WAV from MOV, then the 7 ways to convert MOV to WAV listed in this article can help you a lot. Let's check them out!
If you find it difficult to play FLV videos on QuickTime, then the most effective way to solve it is to convert FLV to MOV. Read this post and you can turn FLV to MOV easily.
This tutorial introduces 3 viable solutions to convert MOV to WMV in Mac and Windows 10 by using the helpful MOV to WMV converters.

Brian Fisher

staff Editor

iSkysoft Editor
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