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WMV to MKV Converter
Convert WMV files to MKV in seconds, free and unlimited.
🔒 Files are processed on your device. Nothing is uploaded.
How to convert WMV to MKV
- Click Choose files or drop your WMV files into the box. You can add several at once.
- Make sure MKV is selected as the output format.
- Press Convert, then download your MKV files.
WMV
Windows Media Video, Microsoft's video format for Windows Media Player.
MKV
Matroska container that can hold almost any codec, many audio tracks and subtitles.
Video and audio are converted with FFmpeg running inside your browser. Short clips finish in seconds; long or high-resolution videos can take a few minutes because your own device does the work. Open Options to trim, resize or change quality.
Other WMV conversions
- WMV to MP4
- WMV to WEBM
- WMV to MOV
- WMV to AVI
- WMV to FLV
- WMV to MPEG
- WMV to 3GP
- WMV to OGV
- WMV to M4V
- WMV to TS
- WMV to GIF
- WMV to MP3
- WMV to WAV
- WMV to OGG
- WMV to OPUS
- WMV to FLAC
- WMV to AAC
- WMV to M4A
- WMV to M4R
- WMV to WMA
- WMV to AC3
- WMV to AIFF
Convert other files to MKV
- GIF to MKV
- MP4 to MKV
- WEBM to MKV
- MOV to MKV
- AVI to MKV
- FLV to MKV
- MPEG to MKV
- MPG to MKV
- M4V to MKV
- 3GP to MKV
- 3GPP to MKV
- 3G2 to MKV
- OGV to MKV
- TS to MKV
- MTS to MKV
- M2TS to MKV
- VOB to MKV
- MXF to MKV
- DV to MKV
- MOD to MKV
- RM to MKV
- RMVB to MKV
FAQ
Is converting WMV to MKV free?
Yes. Unlimited conversions, no sign-up, no watermark.
Are my files uploaded to a server?
No. FieldConvert processes files inside your browser, so your WMV files never leave your device. That makes it private and fast, because there is no upload or download wait.
Is there a file size limit?
Only your device's memory. Files up to about 2 GB work in most desktop browsers.