Convert FLV to ASF Online — Free
Fast, free FLV to ASF converter. No registration required.
Drop files here or click to browse
Supports: FLV files
Max: 100MB (free) · 2GB (Pro)
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Works Everywhere
Any browser, any device
How to Convert
Upload your .flv 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 .asf file when it's ready.
What is FLV?
FLV is a container format used to deliver video over the Internet using Adobe Flash Player. While Flash is deprecated, many legacy videos still use this format.
Format Details
- Full Name
- Flash Video
- Extension
- .flv
Key Features
- Small file size
- Fast streaming
- Legacy support
- Web delivery
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
FLV vs ASF
| Feature | FLV | ASF |
|---|---|---|
| Full Name | Flash Video | Advanced Systems Format |
| Extension | .flv | .asf |
| Best For | Small file size | Streaming optimized |