Convert Shockwave Flash (.swf) to Windows Media Video (.wmv) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .swf 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 .wmv file when it's ready.
SWF (Shockwave Flash) is Adobe's discontinued multimedia format. WMV (Windows Media Video) is Microsoft's video format, deeply integrated with the Windows operating system, Windows Media Player, and legacy Microsoft media infrastructure. Converting SWF to WMV extracts Flash content and packages it in the Windows-native video format that has been supported across every Windows version since Windows 98.
WMV uses the VC-1 codec (based on Microsoft's implementation of H.264 concepts) in an ASF (Advanced Systems Format) container. While MP4 has become the universal standard, WMV remains embedded in corporate Windows infrastructure, PowerPoint presentations, and legacy media workflows that were built around Microsoft's media stack.
WMV integrates deeply with Microsoft's productivity and enterprise tools. PowerPoint presentations embed WMV most reliably, Windows Media Server streams WMV natively, and SharePoint video libraries were originally designed for WMV content. When Flash content must enter these Microsoft-centric workflows, WMV provides the smoothest integration path.
Corporate environments with legacy Windows infrastructure — including digital signage, conference room displays, kiosk systems, and internal video portals — often require WMV format. These systems were built on Windows Media technology and may not support MP4 or WebM without additional codec installations that IT policies prohibit.
The conversion engine uses FFmpeg to decode SWF content and re-encode using the WMV2 (Windows Media Video 8) or WMV3 (Windows Media Video 9/VC-1) codec in an ASF container. Audio is encoded as WMA v2. Resolution matches the SWF stage dimensions. The output is compatible with Windows Media Player on all Windows versions from XP through 11.
WMV9 (VC-1) provides reasonable video quality, though it is generally less efficient than H.264 at the same bitrate. For standard Flash content (typically 320-800 pixels wide), WMV produces acceptable quality. Audio quality through WMA encoding is good at standard bitrates. For maximum quality, convert to MP4 instead — WMV is the choice when Windows-specific compatibility is the priority.
| Device | SWF | WMV |
|---|---|---|
| Windows PC | Partial | Native |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
Resolution: 1920x1080
Bitrate: 8-12 Mbps
H.264 recommended for fast processing
Resolution: 1080x1080
Bitrate: 3.5 Mbps
Square or 9:16 for Reels
Resolution: 1080x1920
Bitrate: 4 Mbps
9:16 vertical, under 60s ideal
Resolution: 1280x720
Bitrate: 5 Mbps
Under 140s, 512MB max
Resolution: 960x540
Bitrate: 2 Mbps
16MB limit for standard, 64MB for document
Resolution: 1280x720
Bitrate: 4 Mbps
SWF to WMV conversion produces Windows-native video from Flash content, optimized for integration with Microsoft's media infrastructure, PowerPoint, and legacy Windows systems.
Turvallinen siirto
HTTPS-salatut lataukset
Yksityisyys ensin
Tiedostot poistetaan automaattisesti käsittelyn jälkeen
Ei rekisteröitymistä
Aloita muuntaminen heti
Toimii kaikkialla
| No |
8MB free, 50MB Nitro
Mikä tahansa selain, mikä tahansa laite
| Ominaisuus | SWF | WMV |
|---|---|---|
| Koko nimi | Shockwave Flash | Windows Media Video |
| Tiedostopääte | .swf | .wmv |
| Paras käyttökohde | Flash format | Windows native |