Convert MKV Files Online for Free.
Free online tool to convert mkv files quickly and securely. No installation required – start converting your files in just a few clicks!
Drag and drop your files here or click to upload.
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Maximum file size is 10MB
How It Works
How to Convert MKV
Click inside the file drop area to upload your MKV file or drag & drop it.
Choose the format you want to convert your MKV file to and click 'Convert'.
Download your converted file instantly after conversion.
You can also send a link to the converted file via email. (Optional)
Convert Your MKV files to other formats
RunConvert.com can convert your MKV files to these other formats:
Convert Your MKV files to other formats
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Frequently Asked Questions
Here are some common questions and answers about mkv file conversions ask by our users on RunConvert.com.
Frequently Asked Questions
Q: Can I use it on my tablet?
A: Absolutely. RunConvert is touch-friendly and works just fine on tablets and iPads.
Q: Can I convert old camcorder footage?
A: Absolutely—those nostalgic AVI files? We’re great at modernizing them into MP4s you can actually watch.
Q: How do I know which format to choose?
A: Think about where you’ll use it—social media, mobile, TV? MP4 is a safe bet for most.
Q: Will RunConvert mess up my video’s aspect ratio?
A: Nope, we keep it just as it is—unless you decide to change it yourself during conversion.
Q: Can I convert 4K videos?
A: Absolutely. We support 4K, but keep in mind that higher resolutions take a bit longer to process.
Q: Can I convert video files shot in 4K to HD?
A: Yep—downscaling from 4K to HD is super common, especially when you’re trying to save space or make uploads faster.
Q: Can I trim my video during conversion?
A: Not yet, but we’re working on adding editing features. For now, convert first, trim later with your favorite editor.
Q: Does converting protect against file corruption?
A: Not really, but converting a glitchy format to a stable one like MP4 can help with playback issues.
Q: Can I convert videos for WhatsApp?
A: Yep! Convert to MP4 and try to keep it under 16MB for direct sharing. Perfect for memes, clips, or birthday messages.
Q: Does RunConvert support batch video conversion?
A: Right now, we handle one at a time for quality control, but multi-file conversion is something we’re actively building.
What is MKV (Matroska Video)?
MKV (Matroska Video) is an open-source container format that can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. It is designed to be flexible and is often used for high-definition video content.
MKV is a popular choice for storing HD movies, TV shows, and videos due to its ability to support almost any type of video and audio codec, as well as multiple audio tracks and subtitles within one file.
How to open MKV?
MKV files can be opened with several media players, including VLC Media Player, PotPlayer, and Media Player Classic (MPC-HC).
For macOS users, VLC and IINA are great options to play MKV files. You can also use the official Elmedia Player for MKV playback.
MKV is Developed by: Matroska Association
MKV was Released on: 2003
Useful Links for MKV:
How to convert MKV?
You can easily convert MKV files to other formats like MP4, AVI, or MOV using our online video converter. Simply upload the MKV file, select your desired output format, and start the conversion process.
Our tool ensures quick and high-quality conversion, making MKV files compatible with a variety of devices and platforms.
What Our Users Say
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Saved me hours of work
I had to convert multiple PDFs to Word for editing. This tool made it so easy and preserved all the formatting perfectly. The batch processing feature is a game changer.
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As a graphic designer, I need reliable conversion tools. This site delivers professional quality every time. The image conversions maintain resolution and color accuracy.
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Fast and reliable
I've tried many conversion tools but this one is by far the fastest and most reliable. No watermarks, no quality loss, and the interface is so intuitive.
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