MKV to MP4 Converter

"Convert MKV to MP4" online for FREE

Why Convert MKV to MP4?

Compatibility

The MKV (Matroska Multimedia Container) file format is a popular choice for storing video and audio content, particularly among fans of high-definition movies and TV shows. However, despite its many advantages, MKV files are not universally supported by all devices and media players. This is where converting MKV to MP4 comes in. MP4 is a more widely accepted file format that can be played on a broader range of devices, including smartphones, tablets, smart TVs, and gaming consoles.

File Size

Another reason to convert MKV to MP4 is to reduce file size. MKV files can be quite large, especially if they contain high-definition video and multiple audio tracks. By converting to MP4, you can often reduce the file size significantly, making it easier to store and transfer your files. This is particularly useful if you have limited storage space on your device.

Select a File to Convert MKV to MP4

This tool has a max filesize limit of 2.00 GiB or 2.15 GB (2,147,483,648 bytes)

Input File

No file loaded

Make sure your files duration is correctly detected before continuing

ClearSelect

Framerate

Truncate

MPEG 4 Video Encoder

Preset

If you are uploading the video to social media its best to use the ultrafast option as the quality will not be effected only the file size.

Preset

Effects the amount of effort the cpu should use

Constant Rate Factor (CRF)

Lower values give better quality but increase the filesize

Codec

Select the video encoder to use

Tune

Profile

Pixel Format

Fraunhofer FDK AAC Audio Encoder

Stream

Use

0:a

to select the first available audio stream. You can also select stream offsets for multi stream container formats.

The stream to extract, eg (0:1)

Sample Rate

Fraunhofer FDK AAC has a limited set of supported sample rates

Sample Rate

Bit Rate Control

Select how the encoder controls the bit rate when encoding

Bit Rate

Bit Rates are represented as Kilo Bits per second

Bit Rates are applied on a per channel basis.

kbit/s

Valid Range (8-264)

Cutoff

Cutoff is a term used for the process of a low pass filter.

The cutoff should be around half the sample rate. The range is 173 Hz to 20,000 hz.

Valid Range (173-20000)

Organized Video Filters

All filters are processed in the order they appear here. Changing the order of the filters can have a massive effect on the stream.

Filter