Need an MKV to MP4 Converter?
Convert MKV to MP4 for free online!
Convert MKV to MP4 online in just a few clicks. For simple conversion, use this MKV-to-MP4 converter for free. If you also want to edit your videos, check out a powerful desktop converter from Movavi.Check out the desktop app
How to convert MKV to MP4
How to convert MKV to MP4 without losing quality in Movavi
Step 1. Install the program on your Windows PC or Mac
Download the installation file for Movavi Video Converter to your hard drive, open it when the download is complete, and install the program.
Step 2. Open files for conversion
First, add the files you want to encode into a different format: click Add Media in the upper-left corner and select Add Video.
Step 3. Select the output format
Open the Video tab to access the list of supported formats and choose the required format – MP4 or MKV – depending on your goals. Each format has a list of ready-made presets, offering a choice of resolutions. Select the one that best meets your needs.
Step 4. Start converting MKV to MP4 or vice versa
By default, all output files are stored in the Movavi Library folder. If you want to use a different folder, click the Save to button and locate the required folder on your computer. Need to batch-convert MKV to MP4? No problem, Movavi Video Converter can process a huge number of files at a time. To start processing your media files, just click the Convert button. Since the Movavi software supports the latest video-processing technologies, conversion takes almost no time. Whether you switch your MKV files to MP4 or MP4 to MKV, the results will always be perfect!
How to convert MKV to MP4 online
How to convert MKV to MP4 for free on a desktop
MKV vs. MP4 comparison
H.264, H.265, MPEG-4, MJPEG, Theora, VP9, DV, others
H.264, H.265, MPEG-2, MPEG-4, H.263, VC-1, Dirac, others
AAC, AC3, MP3, ALAC, Vorbis
AAC, MP3, AC-3, Apple Lossless, ALS, SLS, others
Device and OS compatibility
Some TVs, media players, and mobile devices. Windows PC (with a particular codec installed), no native support in macOS
Compatible with almost all devices and operating systems
Frequently asked questions
How do I open an MKV file?
There is a large variety of media players you can open MKV files with. Try VLC, one of the most popular Matroska (MKV) video format players.
Want to play MKV on Windows? No need to install extra software. Windows Media Player can play MKV just easily.
How do I play MKV files on PS4?
You can play MKV files on PS4, provided these files are encoded with MPEG-4 or H.264. PS4 supports video streaming so that you can stream your MKV to PS4, too. If PS4 is not playing MKV, most likely it’s because your files don’t meet the requirements.
How do I convert MKV to MP4 on Mac?
You can convert your MKV files to MP4 with Movavi Video Converter. Download the installation file and follow these instructions.
Install and open the program.
Import your MKV files.
Select MP4 as the output format.
Convert MKV to MP4 by clicking the Convert button.
Is MKV better than MP4?
No, not really. Both MP4 and MKV are container formats that can be used in analogous situations. MKV is usually greater in size than MP4, but that doesn’t mean MP4 is worse in quality. The most significant difference between MKV and MP4 is that MP4 is more widely used because it is supported by most devices.
Why did VLC convert MKV to MP4 with no audio?
VLC is more than just a player as it can convert media files, too. Some users take advantage of the VLC MKV-to-MP4 conversion option but find out that there is no audio in the output file. There are two steps to fix the problem.
First of all, ensure that you have the latest version of VLC.
If the results are the same with the latest version of the program, try changing the Strict standard compliance setting in VLC. To do this, launch VLC, open the Tools menu, and select Preferences. In the new window, click Input/Codecs, then select All in the Show settings section. Click FFmpeg in the Video codec section in Input/Codecs. Then set the Strict standard compliance parameter to -2. Finally, click Save. This should do the trick.
Сan VLC play MKV?
Yes, it can. Not only can you play MKV on VLC, but you can also convert your files to a more widely-spread format like MP4.
How do I play MKV files on Android?
There’s no shortage of options when it comes to playing MKV files on Android. Try one of these mobile apps available on Google Play:
You can also convert MKV to MP4 for Android using an appropriate program. We suggest you try Movavi Video Converter – it supports a large number of media formats and, most importantly, device-oriented conversion, so you can tweak your files to play them smoothly on a specific device.
How do I play MKV files on an iPhone?
Here’s a list of apps for you to watch an MKV on an iPhone:
How do I use FFmpeg on Linux to convert MKV to MP4?
To convert MKV files to MP4 on Linux, first ensure you have the FFmpeg tool installed on your computer. Then invoke FFmpeg and use -i to specify the input video. Then use -codec copy and type the name of the output video file.
The result looks like this: ffmpeg -i Avatar.mkv -codec copy Avatar.mp4
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