Video Converter Ultimate Box Large

All-in-one video toolbox to convert video/audio to 1000+ formats at an ultrafast speed.

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Top MKV to MP4 Converters for Desktop, Online, and Mobile Users

The need for MKV to MP4 conversion arises from the desire for enhanced video compatibility and seamless multimedia experiences. Converting MKV files to MP4 format ensures smooth playback on various devices, including smartphones, tablets, gaming consoles, and smart TVs. It eliminates the frustration of encountering format incompatibility issues and allows you to enjoy your favorite videos effortlessly.

Therefore, streamline your multimedia workflow with our professional MKV to MP4 converters and achieve seamless compatibility across devices with effortless file conversion.

MKV to MP4 Converters

Part 1. MKV to MP4 Converter for Desktop

1. Video Converter Ultimate

VCU Interface

Platform: macOS and Windows

Recommended for: From Beginners to Professionals

Video Converter Ultimate offers a wide range of advanced features to enhance your multimedia experience. This MKV converter to MP4 supports almost all video and audio formats. It offers support to MP4, MKV, MOV, M4V, WMV, AV and FLV, MPG, TS, 3GP, FLV, ASF, VOB, MP3, AAC, AC3, AIFF, M4R, WAV, WMA, AMR, AU, FLAC, MP2, M4A, OGG, and a lot more.

Furthermore, it allows you to customize your output settings, including resolution, frame rate, and bit rate, to achieve the perfect balance between file size and video quality. With Video Converter Ultimate, you can also enjoy additional features like video editing, trimming, merging, and adding subtitles. Seamlessly edit your videos before or after conversion, ensuring a personalized touch to your multimedia content.


  • It offers a trial version before buying the full version.
  • Can convert both audio and video file formats.
  • It offers video editing.
  • This MKV MP4 converter supports image file, DVD disc/folder, and 4K/1080p HD videos.
  • It allows for editing metadata information.


  • It does not have support for cloud storage services.

2. Any Video Converter

AVC Interface

Platform: Windows and Mac OS

Recommended for: Average users

Any Video Converter is your go-to solution for efficient and feature-rich MKV to MP4 conversion. Packed with helpful features, this versatile software enables you to effortlessly convert your MKV files to the widely compatible MP4 format. Likewise, Any Video Converter supports an extensive range of video formats, ensuring compatibility across various devices and platforms. Whether you're working with AVI, MOV, WMV, or other formats, this versatile tool has you covered.

In addition to its exceptional MKV to MP4 conversion capabilities, Any Video Converter offers a host of other useful features. Take advantage of video editing functionalities, such as trimming, cropping, adding watermarks, and applying special effects, to create personalized videos with ease.


  • Access the DVD video burner.
  • Record the on-screen activity of your computer.
  • It provides adjustable output parameters.


  • It does not work on Linux operating systems.

3. Freemake Video Converter

FVC Interface

Platform: Windows and Mac OS

Recommended for: Beginner to average users

Freemake Video Converter stands out with its simplicity and ease of use. The software allows you to effortlessly import your MKV files and convert them to MP4 with just a few clicks. Even if you're a beginner, you can navigate this free MKV to MP4 converter effortlessly and achieve professional-quality results. Yes, you read it right. The program is offered for free. Yet, if you are not satisfied with the features in the free version, you may want to upgrade to a paid user.

One of the notable strengths of Freemake Video Converter is its wide range of supported input and output formats. Along with MKV to MP4 conversion, the software caters to various other formats, ensuring compatibility across multiple devices, media players, and platforms.


  • Convert between 300+ formats.
  • Convert videos fast and efficiently.
  • It can convert videos or movies with subtitles.


  • The program is not free though it is advertised as free.

4. VLC Media Player

VLC Interface

Platform: Windows, Mac, and Linux OS

Recommended for: Average users

VLC Media Player goes beyond its renowned playback capabilities by offering a convenient MKV to MP4 conversion feature. As a reliable and MKV to MP4 converter free software, VLC Media Player provides a straightforward solution for converting MKV files to the widely compatible MP4 format. You can effortlessly convert MKV to MP4 without the need for additional software installations. This built-in conversion feature eliminates the hassle of searching for external converters and simplifies your multimedia workflow.

Furthermore, you have control over various parameters, including video codec, audio codec, resolution, and bitrate, allowing you to achieve the desired balance between video quality and file size.


  • Free and readily available.
  • It is compatible with a wide range of platforms.
  • It comes with a built-in conversion feature.
  • Customize output settings.


  • Limited format support.
  • It comes with basic editing capabilities.

5. Free Video Converter Online

Online Converter

Platform: Windows, Mac, and Linux OS

Recommended for: Beginners to average users

You may also try Free Video Converter Online if you wish to instantly convert files and looking for an online MKV to MP4 converter. The strength of this program lies in its straightforward interface for convenient and fast conversion. Additionally, it does not lack behind in terms of features. It allows users to conduct batch conversion, edit output parameters for audio and video, and convert to all common file formats.


  • Easily accessible from any web browser.
  • It is available at no cost.
  • Simple and intuitive interface.


  • The internet connection may affect the conversion process.
  • It contains a lot of advertisements on the page.

6. ConvertFiles

CF Interface

Platform: Safari, Opera, Google Chrome, or any web browser

Recommended for: Average users

There is no need to introduce yet another excellent free MKV to MP4 converter. One of the converters we now adore is ConvertFiles. In addition to being a video converter, it can also convert presentations, pictures, e-books, and audio files. Additionally, this tool offers a table of details regarding the file you are working on. You can then continue to be instructed regarding their compatibility, origin, and other factors.


  • It allows you to convert files of larger sizes.
  • Straightforward and user-friendly interface.
  • No software installation required.


  • Privacy and security concerns.
  • It is limited to customization options.

7. Online-Convert

OC Interface

Platform: Google Chrome, Safari, and Edge

Recommended for: Beginners to average users

With Online-Convert, you gain access to a user-friendly platform that eliminates the need for complex software installations. Aside from being a video converter for MKV to MP4, it also works as an audio converter, document converter, software converter, ebook converter, and a lot more. Therefore, you have all you need for converting different types of files.


  • It supports different source formats.
  • Convert PDF to another document format.
  • It can convert image files.


  • It does not have an offline alternative.

8. CloudConvert

CC Interface

Platform: Google Chrome, Edge, Opera, and Safari

Recommended for: Average users

We have also searched for another great online video converter MKV to MP4. CloudConvert operates on a cloud-based infrastructure, meaning you can access and utilize the platform from any device with an internet connection. Whether you're using a computer, tablet, or smartphone, you can perform MKV to MP4 conversions seamlessly, anytime and anywhere. Additionally, CloudConvert provides convenient options for saving and storing your converted files. You can choose to download the files directly to your device or save them to cloud storage platforms like Google Drive or Dropbox, enhancing accessibility and ease of use.


  • Converts between 200+ formats.
  • Upload from your computer or cloud storage services.
  • Adjust the output parameters.


  • Imposes restrictions on the maximum file size

Part 2. MKV to MP4 Converter for Mobile

1. File Converter

File Converter App

Platform: Android and iOS devices

Recommended for: Beginners to average users

A robust mobile software called File Converter puts a variety of capabilities in the palm of your hand. You may easily convert between different file types using this program. File Converter offers a variety of formats, enabling you to easily convert files from documents to photos, audio files to videos. It provides an intuitive user interface that streamlines the converting procedure and makes it available to users of all skill levels.


  • It comes with a reverse video feature.
  • It can transform audio file formats.
  • Upload files from computer to mobile devices.


  • Conversions that are complex take longer time to finish.

2. Audio Video Format Factory

Audio Video Factory

Platform: Android devices

Recommended for: Average users

While most Android users can discover numerous file converters for MKV to MP4, Audio Video Format Factory stays at the top. This free converter program is simple to use and has configurable presets for your MKV to MP4 outputs. Furthermore, you can utilize its built-in compressor to compress huge files. Furthermore, Audio Video Format Factory has a tag editor where you can update metadata on your audio files, such as the album title, artist, and track number.


  • Remove unwanted parts of a video.
  • Extract audio files from a video.


  • The full version of the program is pricey.

Further Reading:

Tips and Tricks on How to Convert MKV Files to MP3 [2023]

Easier Ways to Speed Up MP4 Format Videos [Offline & Online]

Part 3. Comparison of MKV to MP4 Converters

Here's a comparison table of the MKV to MP4 converter programs mentioned above:

Program Format Support Customization options Batch Conversion Privacy & Security Editing Features
Video Converter Ultimate Wide range of formats Extensive Yes Yes Advanced
Any Video Converter Various formats Limited Yes Yes Basic
Freemake Video Converter Multiple formats Limited Yes Yes Basic
VLC Wide range of formats Limited No Yes Basic
Free Video Converter Online Wide format support Limited Yes Yes Basic
ConvertFiles Multiple formats Limited No Yes Basic
Online-Convert Broad format support Comprehensive Yes Yes Limited
CloudConvert Extensive format range Comprehensive Yes Yes Basic
File Converter Various formats Limited Yes Yes Basic
Android Video Format Factory Multiple formats Comprehensive Yes Yes Advanced

Part 4. FAQs about MKV to MP4 Converters

What is the difference between MKV and MP4?

MKV (Matroska Video) and MP4 (MPEG-4 Part 14) are both container formats for multimedia files. MKV is known for its ability to store multiple audio, video, and subtitle streams, while MP4 is widely supported across devices and platforms with good compression capabilities.

Can I retain the same video quality when converting from MKV to MP4?

Yes, it is possible to maintain video quality during the conversion process. However, it depends on the settings you choose during conversion. Higher bitrates and resolutions can help preserve quality, but keep in mind that larger file sizes may result.

How long does it take to convert MKV to MP4?

The conversion time can vary depending on factors such as the file size, computer performance, and the software of converter used. Smaller files usually convert quickly, while larger files may take longer. Efficient software and powerful processors can help expedite the conversion process.

Can I convert multiple MKV files to MP4 at once?

Yes, many converter tools and software support batch conversion, allowing you to convert multiple MKV files to MP4 simultaneously. This feature saves time and effort when dealing with multiple files.

Will converting MKV to MP4 reduce the file size?

In many cases, converting MKV to MP4 can result in a smaller file size. MP4 files typically use more efficient compression algorithms, which can reduce the file size while maintaining a reasonable level of video quality.


Whether you're looking for free online converters, dedicated software with advanced features, or mobile apps, MKV to MP4 converters provide a valuable solution for ensuring compatibility and convenience with multimedia files. By converting MKV files to the widely supported MP4 format, users can enjoy seamless playback across various devices and platforms.


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