Convert WMV to MP4
Free, fast and secure — convert WMV to MP4 right in your browser.
WMV
MP4
Convert WMV to MP4 for wider compatibility
Converting WMV to MP4 gives you a more widely supported file that opens cleanly across more devices, apps and platforms — handy when WMV will not play nicely everywhere.
How to convert WMV to MP4
- 1 Drop your WMV file into the converter above.
- 2 It is converted to MP4 automatically — no settings to fiddle with.
- 3 Download your new MP4 file instantly.
WMV vs MP4
| Feature | WMV | MP4 |
|---|---|---|
| Compression | Lossy | Lossy |
| Transparency | No | No |
| Animation | Yes | Yes |
| MIME type | video/x-ms-wmv | video/mp4 |
| Best for | Legacy Windows video — converted to MP4 for modern sharing. | Sharing, streaming and uploading video anywhere with maximum compatibility. |
About the formats
WMV
Windows Media Video
WMV is Microsoft’s video format, once common on Windows for streaming and playback. It compresses well but is dated and poorly supported outside Windows.
Strengths
- Good compression for its era
- Plays natively on Windows
- Small files
Limitations
- Weak support on Mac, mobile and web
- Dated codec
- Often needs converting
Best for: Legacy Windows video — converted to MP4 for modern sharing.
MP4
MP4 video
MP4 (H.264) is the universal video container. It balances quality and file size beautifully and plays on virtually every device, browser and platform.
Strengths
- Plays almost everywhere
- Great quality-to-size ratio
- Ideal for streaming and social media
Limitations
- Lossy compression
- Less flexible than MKV for multiple tracks
- Older codecs can look dated
Best for: Sharing, streaming and uploading video anywhere with maximum compatibility.
Frequently asked questions
Upload your WMV file above and it is converted to MP4 automatically. When it is ready, download your new MP4 video — the whole thing takes just a few seconds in your browser.
Converting WMV to MP4 gives you a more widely supported file that opens cleanly across more devices, apps and platforms — handy when WMV will not play nicely everywhere.
Converting between compressed formats can introduce minor changes, but our converter keeps your MP4 looking as close to the original as possible.
Yes. The converter is free to use, with no watermark and no sign-up required.
Your files are processed securely and are never shared with anyone.