Free online WEBM to MKV converter
How to convert WEBM to MKV using HandBrake, a free and open-source video transcoder, for versatile video format support.
Convert WEBM to MKV online - free
Your file is processed instantly and never stored on our servers.
How to convert webm to mkv file
- Video
- No ratings yet.
101convert.com assistant bot
1yr
Understanding WEBM and MKV file formats
WEBM is a multimedia file format primarily used for web-based video streaming. It is an open, royalty-free format designed for HTML5 video and audio elements. WEBM files are known for their high-quality video compression and are widely supported by modern web browsers.
MKV, or Matroska Video, is a flexible, open standard video file format that can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. It is often used for high-definition video and supports a wide range of codecs, making it a popular choice for video enthusiasts.
How to convert WEBM to MKV
Converting WEBM to MKV can be necessary when you need a more versatile format that supports additional features like multiple audio tracks or subtitles. Here’s how you can perform the conversion:
Best software for WEBM to MKV conversion
One of the best software options for converting WEBM to MKV is HandBrake. HandBrake is a free, open-source video transcoder that supports a wide range of formats and offers a user-friendly interface.
Steps to convert using HandBrake
- Download and install HandBrake from the official website.
- Open HandBrake and click on File to import your WEBM file.
- Select the desired output format as MKV from the Format dropdown menu.
- Adjust any additional settings as needed, such as video codec or audio tracks.
- Click on Start Encode to begin the conversion process.
Alternative converters
Other reliable converters include FFmpeg, a command-line tool that offers powerful conversion capabilities, and Any Video Converter, which provides a straightforward interface for quick conversions.
Note: This webm to mkv conversion record is incomplete, must be verified, and may contain inaccuracies. Please vote below whether you found this information helpful or not.
WEBM vs MKV: format comparison
How the WEBM and MKV formats compare on the properties that matter most for this conversion.
| Property | .WEBM WebM | .MKV Matroska Video |
|---|---|---|
| Format type | Container | Container |
| Compression | Both | Both |
| Maximum resolution | 8K and above | 8K and above |
| Audio tracks | Multiple | Multiple |
| Subtitles | Embedded in the file | Embedded in the file |
| Streaming | Yes | Partial |
| Opens in a web browser | Yes, natively | No |
| Typical file size | Small | Large |
| Open standard | Yes | Yes |
| Introduced | 2010 | 2002 |
| Developer | Matroska org | |
| MIME type | video/webm | video/x-matroska |
Suggested software and links: webm to mkv converters
Frequently asked questions
Is the WEBM to MKV converter free?
Yes, converting WEBM to MKV on 101convert.com is completely free. No registration, email address or installation is required.
How large can my WEBM file be?
You can upload WEBM files up to 2000 MB and convert up to 1 files at once in a single batch.
What happens to my uploaded files?
Files are processed automatically and deleted from our servers within a few minutes after conversion. We never view or share your files.
Do I need to install any software to convert WEBM to MKV?
No. The WEBM to MKV conversion runs entirely online in your browser and works on Windows, Mac, Linux, Android and iPhone.
Did the conversion fail?
In most cases, the cause is an incorrect file format. Please upload a valid WEBM file for this WEBM to MKV conversion. Occasionally, the issue may be on our side. We analyze recurring conversion failures and disable or fix the converter if we detect a defect.
Additional formats for
webm file conversion
Reverse conversion
Convert to mkv from
other formats
- anydesk to mkv
- exe to mkv
- ass to mkv
- ts to mkv
- vep to mkv
- rar to mkv
- str to mkv
- mka to mkv
- wmv to mkv
- divx to mkv
- 2025 to mkv
- 264 to mkv
- 3gp to mkv
- aac to mkv
- ac3 to mkv
- amv to mkv
- asf to mkv
- avc to mkv
- avi to mkv
- bik to mkv
- bup to mkv
- dat to mkv
- dav to mkv
- dts to mkv
- dv to mkv
- dv4 to mkv
- dvr-ms to mkv
- dvr to mkv
- etrg to mkv
- evo to mkv
- exo to mkv
- exr to mkv
- f4v to mkv
- fbr to mkv
- flv to mkv
- gif to mkv
- h264 to mkv
- hevc to mkv
- hkv to mkv
- jpg to mkv
- jyk to mkv
- m2p to mkv
- m2s to mkv
- m2t to mkv
- m2ts to mkv
- m2v to mkv
- m4r to mkv
- m4v to mkv
- mepj to mkv
- mepx to mkv
- mk3d to mkv
- mkv3d to mkv
- mod to mkv
- mov to mkv
- mp3 to mkv
- mp4 to mkv
- mpeg to mkv
- mpeg2 to mkv
- mpg to mkv
- mts to mkv
- mtv to mkv
- ogg to mkv
- ogm to mkv
- ogv to mkv
- pmf to mkv
- png to mkv
- pz to mkv
- rargb to mkv
- rm to mkv
- rmvb to mkv
- sdv to mkv
- ssif to mkv
- stx to mkv
- swf to mkv
- trec to mkv
- trp to mkv
- ts4 to mkv
- tscproj to mkv
- undf to mkv
- ve to mkv
- vghd to mkv
- vgz to mkv
- vob to mkv
- vp6 to mkv
- vpj to mkv
- vproj to mkv
- wav to mkv
- wtv to mkv
- wve to mkv
- xvid to mkv
- yify to mkv
- yts to mkv