MKV compressor
Compress MKV
With our online compression tool it’s easy to compress any MKV file without installing any software. Just import your file in our compression tool, drag the compression settings sliders to choose the level of compression and save the video.
Reduce MKV file Size
With Flixier it’s easy to reduce the file size of an MKV file. Just import the file in our compressor and move the settings sliders according to your needs. You can prioritize a smaller file size or a higher quality.
Compress MKV online
Flixier runs in your browser meaning that you don’t need to download or install any software. This is great because you don’t need to consume space on your computer with additional software and you don’t need to waste time with downloads or installs.
Fastest MKV file compressor
Flixier processes all your video files in the cloud with a unique technology which will complete your MKV compression at super speed. All without using any of your computer’s resources. You can compress files even on a Chromebook.
Free MKV file compressor
On top of all the features that make Flixier the best MKV file compressor, our tool is also free. This means that you can enjoy fast compression speeds on any device without spending any money.
How to compress MKV online
First go to the video compressor tool and click the “Upload Your File” button. Now browse the file you want to compress and select it. It will be uploaded to your servers and prepared for compression.
Reduce the MKV file size by lowering the bitrate or CRF level the Frame rate or the resolution. It’s super easy to make these changes with a slider and you will even see the estimated Compressed Size.
When ready press the “Compress Video” button. The video will be processed in a couple of minutes. When ready you can download it on your computer or edit with the Flixier video editor to instantly add subtitles, transitions, music directly in your browser.
Why use Flixier to compress MKV files
Make big files easier to share
Compressing MKV files with Flixier makes it easier to share them with your colleagues or family and to store them for the long term.
Compressed files are saved as MP4
When you compress an MKV file with Flixier it will always be saved as an MP4 file, making it compatible with any video player, mobile device or social media platform. This will make it easier for you to share files with anyone on any platform.
Change the resolution of a file
Our video compression tool will also let you change the resolution of a video. You can easily lower down the resolution of a video file to make it smaller in size.
Edit MKV video files
Flixier is so much more than a MKV file compressor. With Flixier you can also edit videos, add subtitles automatically, add music, transitions and so much more, all in a simple interface that runs super fast in your browser.
I’ve been looking for a solution like Flixier for years. Now that my virtual team and I can edit projects together on the cloud with Flixier, it tripled my company’s video output! Super easy to use and unbelievably quick exports.
My main criteria for an editor was that the interface is familiar and most importantly that the renders were in the cloud and super fast. Flixier more than delivered in both. I've now been using it daily to edit Facebook videos for my 1M follower page.
I'm so relieved I found Flixier. I have a YouTube channel with over 700k subscribers and Flixier allows me to collaborate seamlessly with my team, they can work from any device at any time plus, renders are cloud powered and super super fast on any computer.
Frequently Asked Questions
Need more than compressing MKV files?
Unlock the Potential of Your PC
