MKV Cropper
Crop MKV file
Do you need a free way to crop your MKV videos? Our online editor lets you resize MKV videos to the size and format you need, either by using the Crop sliders or by choosing a preset (or custom!) resolution from the canvas. Crop and edit videos in a matter of minutes, all from your web browser!
Convert MKV videos to portrait
Got some MKV videos that you want to convert from landscape to portrait for social media? Use Flixier to get the job done in a couple of clicks and share them online!
Add images, videos and transitions
You can do more with Flixier than crop videos online! Cut videos, trim them, add transitions, motion text and animated overlays, all without ever leaving your web browser.
Convert MKV files to MP4
You can use Flixier to edit your MKV videos and convert them into MP4 in order to be able to play them on any device and share them via instant messaging apps more easily!
Generate subtitles for MKV videos
Click one button to generate subtitles for your MKV files in a matter of seconds and add them to your video or save them separately to your computer.
How to crop MKV videos online:
In order to start cropping your videos, log into your Flixier account, click the Import button and add the videos to your Library from your computer, Dropbox, Google Photos, One Drive or other online platforms.
Create your project, and drag the videos to the Timeline. You can select them and use the Crop sliders on the right side of the screen or click the Cog in the lower right corner of the Canvas to change the resolution and Aspect Ratio.
Once you’ve finished cropping your videos, click the Export button in the top right corner and your video will be rendered in a matter of minutes. You can save it to your computer as well as publish it to up to seven online destinations.
Why use Flixier to crop MKV videos online?
Crop MKV files in a couple of clicks
We made Flixier intuitive and easy to use, so you can crop and edit your MKV videos easily without having to waste time on lengthy tutorials.
Edit videos at lightning speeds
Our cloud-powered technology renders videos in minutes, regardless of the platform you’re on so you can get the job done on a Windows, Mac or Chromebook, all with no installs!
Edit and combine MKV files for free
The free version of our Flixier video editor offers most of the same features our paid one does, so you can try it out and experience the power of cloud video editing without having to pay!
More than an online video cropper
On top of being an online video cropper, Flixier is also a fully featured online video editor which lets you cut, trim and combine video files, insert transitions, add text and images and more!