Convert your video files for free
We perform all the actions on our servers, so nothing is slowing down your device.
Lots of output formats
Convertio provides more than 88 output formats for MKV videos.
No need to download any program as the tool works right in your browser.
Convert an MKV file from any device: Android, iPhone, Windows, Mac.
We do not store your uploaded files and delete the converter ones after 24 hours. Also, you can do it yourself by clicking on the X icon. Read more about security.
Adjust your video as you want: mirror, resize, rotate, choose codec, frame rate and much more.
Matroska Multimedia Container
MKV is an open source container that can contain media data compressed with a use of different codecs. It has a lot of advantages over the legacy AVI container: it can contain audio tracks and subtitles in different languages, that can be switched without stopping the playback, file seek and rewind are very fast. Also the format is easy to edit, that is why audio and video data can be extracted effortlessly.
|Convert from MKV||Conversions||Rating|
|1||MKV to MP4||4.8||64,577 votes|
|2||MKV to MP3||4.7||16,959 votes|
|3||MKV to GIF||4.4||4,244 votes|
|4||MKV to AVI||4.8||2,044 votes|
|5||MKV to WMV||4.8||1,301 votes|
|6||MKV to MPEG||4.7||790 votes|
|7||MKV to WAV||4.7||770 votes|
|8||MKV to MOV||4.7||639 votes|
|9||MKV to MPG||4.7||392 votes|
|10||MKV to FLAC||4.8||233 votes|
|11||MKV to M4A||4.6||219 votes|
|12||MKV to 3GP||4.6||206 votes|
|13||MKV to DIVX||4.7||204 votes|
|14||MKV to WEBM||4.7||182 votes|
|15||MKV to WMA||4.8||136 votes|
|Convert to MKV||Conversions||Rating|
|1||MP4 to MKV||4.6||2,276 votes|
|2||WEBM to MKV||4.7||287 votes|
|3||AVI to MKV||4.7||174 votes|
|4||SWF to MKV||3.8||151 votes|
|5||WMV to MKV||4.7||122 votes|
|6||MOV to MKV||4.9||119 votes|
|7||GIF to MKV||4.9||85 votes|
|8||TS to MKV||4.5||84 votes|
|9||FLV to MKV||4.8||74 votes|
|10||MPG to MKV||4.5||52 votes|
|11||3GP to MKV||4.8||38 votes|
|12||M4V to MKV||4.7||34 votes|
|13||RMVB to MKV||4.5||34 votes|
|14||MTS to MKV||4.7||27 votes|
|15||VOB to MKV||4.3||15 votes|
How to convert mkv
First of all choose a video you want to convert from your PC, Mac or mobile device. Also you can select it from Google Drive or Dropbox account, or simply drag and drop it to the web page.
Convert the video
When your video is uploaded, select an output format for it among more than 37 video formats that are supported by the program. Then you can add more files to convert them together at once.
Now you can click the gear icon and specify the desired codec, quality, aspect ratio and other settings that you find necessary. Apply them to all files if you want and click the Convert button to start the process.
Save the file
When the conversion is complete, you can download the video to your computer. It is also possible to save it back to Google Drive or Dropbox.