Convert FLV to WMV Online Free

Convert Flash Video FLV files to WMV format for native Windows Media Player playback and Windows application compatibility. ChangeThisFile uses FFmpeg on secure servers — no software required.

Quick Answer

ChangeThisFile converts FLV to WMV free using FFmpeg on secure servers. Upload your Flash Video over an encrypted connection, receive a Windows Media-compatible WMV, and the file is auto-deleted. No signup or software needed — private and completely free.

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Convert FLV to WMV

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FLV vs WMV: Format Comparison

Key differences between the two formats

FeatureFLVWMV
Full NameFlash VideoWindows Media Video
DeveloperAdobe SystemsMicrosoft
StatusDeprecatedLegacy but maintained
Video CodecH.263, VP6, H.264WMV9 / VC-1
Audio CodecMP3, AAC, NellymoserWMA, WMA Pro
Native PlayerFlash Player (EOL)Windows Media Player
DRM SupportNoYes
PlatformCross-platform (Flash era)Windows-centric

When to Convert

Common scenarios where this conversion is useful

Windows Media Player Playback

Convert Flash Video recordings to WMV for playback in Windows Media Player without requiring Flash Player, which was discontinued by Adobe in 2020.

Windows Enterprise Video Delivery

Distribute FLV content to Windows-centric corporate environments in WMV format, which plays natively without codec installation.

Legacy Flash Video to Windows Archive

Convert FLV-based media archives to WMV for consistent Windows-native format libraries across corporate environments.

PowerPoint Video Embedding

Convert FLV clips to WMV for embedding into older Microsoft PowerPoint presentations on Windows, which had limited FLV support.

Windows Digital Signage Systems

Prepare FLV video content as WMV for use on Windows-based digital signage or kiosk systems that natively support Windows Media Video.

How to Convert FLV to WMV

  1. 1

    Upload Your FLV File

    Click to select or drag your Flash Video FLV into the converter. Uploads are secured with HTTPS encryption throughout.

  2. 2

    FFmpeg Encodes to WMV

    Our FFmpeg servers transcode your FLV video to WMV format using VC-1 video encoding and WMA audio for full Windows Media Player compatibility.

  3. 3

    Download Your WMV File

    Your WMV is available to download when conversion completes. The original FLV is immediately and permanently deleted from our servers.

Frequently Asked Questions

WMV plays natively in Windows Media Player without Flash Player or codec packs. It's ideal for Windows environments where FLV would require VLC or a deprecated Flash installation.

Without Flash Player (discontinued in 2020), FLV files can only be played in third-party players like VLC. Converting to WMV enables native Windows playback.

FFmpeg handles H.264, H.263, and VP6 video codecs in FLV files, transcoding them to VC-1 in the WMV output.

Yes. FLV audio (MP3, AAC, Nellymoser) is re-encoded as Windows Media Audio (WMA) in the WMV output for native Windows Media Player playback.

Files up to 50MB are accepted. For larger FLV files, trim or compress before uploading.

Yes. Files are encrypted during upload and automatically deleted after your download completes. No data is retained or shared.

WMV playback on Mac requires third-party software like VLC. For cross-platform compatibility, converting to MP4 is recommended.

Most conversions complete within 60 seconds. Larger or longer FLV files may take slightly more time.

Yes. FFmpeg preserves the source resolution and frame rate in the WMV output.

Yes. ChangeThisFile is free with no accounts, subscriptions, or watermarks.

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