Online ASF converter
Choose file to convert
With our free online converter, converting your videos to asf format is easy and hassle-free. The resulting asf file will be almost the same size as your input file. Simply upload your video and click the convert button to get started.
How to convert a asf file?
Step 1
Upload file
You can select the file you want to convert from your computer, Google Drive, Dropbox or simply drag and drop it onto the page.
Step 2
Select «to asf»
Choose asf or any of the other 200+ supported formats you'd like to convert to.
Step 3
Download your asf file
Please wait for the conversion to complete, then click on the download button to obtain your converted file in the asf format.
Best asf converter tool
Convert asf Fast and easy
Simply drag and drop your asf files onto the webpage, and you'll be able to convert them to over 250 different file formats, all without having to register, provide an email address, or include a watermark.
Secure asf Conversion
As soon as you upload your asf files, we instantly delete them. Converted files are then deleted after 24 hours. Furthermore, we ensure that all file transfers are secure through advanced SSL encryption.
No Software Installation Required
You don't have to go through the hassle of installing any software. We handle all asf conversions in the cloud, which means that none of your computer's resources will be used in the process.
Advanced Systems Format File
| Extension | .asf |
| Category | 🔵 video |
| Programs | 🔵 VLC Media Player 🔵 Windows Media Player |
| Main program | 🔵 Real Player |
| Description | 🔵 .asf (Advanced Systems Format) The .asf format is a digital audio/video container format created by Microsoft. It is part of the Windows Media framework. ASF is most commonly used for streaming media purposesThe format doesn’t specify the codec of the video or audio, which means it can contain data that is compressed with a variety of codecs. While it is often associated with Windows Media Audio (.wma) and Windows Media Video (.wmv) file formats, it can also contain other types of compression formats. ASF files are designed to be digital containers for playing back and streaming digital media. |
| Technical details | 🔵 The `.asf` format, or Advanced Systems Format, is a digital audio/video container format developed by Microsoft for streaming and playback. Here are the key technical details: - Container Format: Encapsulates various media types. - Codec Independence: Supports multiple audio and video codecs. - Metadata: Stores extensive information about content. - Network Streaming: Designed for internet streaming. - Error Correction: Built-in support for data transmission errors. - DRM: Allows digital rights management for content protection. - File Size and Quality: Varies based on codec and bitrate. - Compatibility: Works with Windows Media Player and other players. - Script Commands: Supports event triggers during playback. - Timestamps: Enables synchronization of audio and video. - Extensibility: Adaptable for adding new features. - Streaming Protocols: Works with MMS and RTSP. `.asf` is commonly used within Microsoft's ecosystem for streaming and playback but can be played on other media players with the appropriate codecs. |
| Developer | 🔵 Microsoft |
| MIME type | 🔵 video/x-ms-asf 🔵 application/vnd.ms-asf |