Convert WEBM to WMV
WEBM is great for web video, HTML5 players and screen recordings, but WMV is the better choice for Windows Media Player and older PowerPoint presentations. Convert WEBM to WMV in seconds, right in your browser.
- No upload — 100% private
- Fast, lossless when possible
- Free & unlimited
- Works on iPhone & Android
Keep this tab open — the conversion runs on your device, nothing is uploaded.
Add more files above to keep converting.
How to convert WEBM to WMV
- 1
Tap Choose files and select one or more WEBM files (or drag them in).
- 2
Check that WMV is selected. Use Advanced options for resolution, size or trimming.
- 3
Press Convert. Everything happens on your device — no upload, no waiting in a queue.
- 4
Your WMV downloads automatically. Converting several files? Grab them all as a ZIP.
WEBM vs WMV
Both formats are lossy, so the video is re-encoded once. Pick High quality to keep it as close to the original as possible, or Small for the smallest file.
| WEBM | WMV | |
|---|---|---|
| Full name | WebM Video | Windows Media Video |
| Type | Video | Video |
| Compression | Lossy | Lossy |
| Developed by | Microsoft | |
| Introduced | 2010 | 1999 |
| Plays on iPhone | ◐ Partly / with an app | ✕ No |
| Plays on Android | ✓ Yes | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ✓ Yes |
| Plays on Mac | ◐ Partly / with an app | ✕ No |
About WEBM and WMV
WEBM: WebM is Google's open video format using VP8/VP9 and Opus. It is built for the web and is what screen recorders and browsers produce.
WMV: WMV is Microsoft's video format for Windows Media Player and older Windows PCs.
Frequently asked questions
How do I convert WEBM to WMV on my phone?
Will converting WEBM to WMV reduce quality?
Is this WEBM to WMV converter free?
Are my files uploaded to a server?
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