Convert ASF to M4V Online — Free
Fast, free ASF to M4V converter. No registration required.
Drop files here or click to browse
Supports: ASF files
Max: 100MB (free) · 2GB (Pro)
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How to Convert
Upload your .asf file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .m4v file when it's ready.
What is ASF?
ASF is a Microsoft container format designed for streaming audio and video. It can contain various codecs including WMV and WMA.
Format Details
- Full Name
- Advanced Systems Format
- Extension
- .asf
Key Features
- Streaming optimized
- Microsoft format
- DRM support
- Web delivery
What is M4V?
M4V is a video container format developed by Apple, similar to MP4. It's commonly used for videos in the iTunes Store and may include DRM protection.
Format Details
- Full Name
- iTunes Video
- Extension
- .m4v
Key Features
- Apple ecosystem
- iTunes compatible
- High quality
- DRM support
ASF vs M4V
| Feature | ASF | M4V |
|---|---|---|
| Full Name | Advanced Systems Format | iTunes Video |
| Extension | .asf | .m4v |
| Best For | Streaming optimized | Apple ecosystem |