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MKV Converter: How to Convert MKV to MP4 Online Easily

by Christine Smith • 2021-01-11 10:03:39 • Proven solutions

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Are you looking for ways on how to convert MKV to MP4 online and through other means? You are bang on the right place. Know the best solutions in the following part of the article.

MKV, also known as Matroska, is an advanced multimedia container format that features advanced encoders like H.264 and H.265. The format supports an unlimited number of pictures, audio, and subtitle tracks. The format has support for ratings, descriptions, chapter points, and cover art, making it a preferred choice for carrying and compressing high definition online videos. Though MKV format is gaining popularity over a few years, it is still not compatible with an array of players, mobile phones, and other devices. MKV files are heavy and do not support smooth playback. So in all such situations, when you wish to play your MKV videos on all types of devices, converting MKV to a more popular and compatible format like MP4 is the best choice. There are a number of programs and MKV converter online, which allows conversion with good quality.

Part 1. The Reasons You Need to Convert MKV to MP4 Online

There are a number of reasons when you would need to convert the MKV file to MP4 online or through other methods. Listed below are some of the most common reasons and situations.

1. MKV format not supported

One of the most common reasons for the conversion is the MKV format's incompatibility with a device or a player. If your MKV video does not play on your mobile phone, media player, or any other devices due to the audio codec or other issues, you would need to convert MKV files to a more popular format like MP4.

2. Need to clear space on your computer or device

Since MKV is high definition files, they take up a lot of space on your PC or media player. So if you're struggling with storage space, converting MKV files to a smaller size format like MP4 makes sense.

3. Transfer and streaming videos

Being heavy and large in size, MKV videos are difficult to share, transfer, and stream over the Internet. So if you want to share your videos on your social networks or other video sharing websites, converting MKV files to MP4 makes the entire process simpler and smoother.

Part 2. 4 Solutions to Convert MKV to MP4 Online with MKV Converters

Not able to play your MKV videos on your player or mobile devices? Instead of struggling to find software to play your MKV videos, converting it to a compatible format seems to be a sensible solution. Online MKV converters prove to be the most simple and straightforward converters that allow us to convert MKV to MP4 and other formats without any software download or installation. These online tools are generally free and decent to use, and you can also convert MP4 to MKV online easily. Listed below is the list of top MKV to MP4 converter online.

  1. MKV to MP4 Online Uniconverter
  2. AConvert
  3. FreeFileConvert
  4. CloudConvert

1. MKV to MP4 Online Uniconverter

MKV to MP4 Online UniConverter can help you easily convert MKV to MP4 online. It was formerly known as Media.io. With this tool's help, you can convert, compress, edit videos, and audio files online. It can convert files in batch at a time.

convert mkv to mp4 by online uniconverter

Steps to convert MKV to MP4 using Online Uninconverter:

Step 1: Visit https://www.media.io/convert/mkv-to-mp4.html You just need to add MKV files by + icon that you need to convert and select MP4 as the preferred format.

Step 2: After choosing both options, you can click on the CONVERT button to convert your files.

Step 3: Upon hitting the convert button, your files will be converted, which you can download later on.

2. AConvert

This is one of the popularly used MKV to MP4 online converter free to use and allows conversion with editing features. The program allows adding a local file and its URL and supports an array of popular formats for conversion. AConvert also allows customizing files by changing its frame rate, bit rate, and file size. Once the file is converted, it can be downloaded from the link at the program interface. The video aspect of the file with respect to its height and width can also be changed.

mp4 converter online AConvert

Steps to convert MKV to MP4 using AConvert:

Step 1: Open https://www.aconvert.com/video/ on your PC browser. Click the Choose file to browse and add the MKV file from PC. A file URL can also be added.

Step 2: Select the MP4 as the target format. Suppose you want to customize the file, select options related to the bit rate, frame rate, size, and video aspect.

Step 3: Hit the Convert Now! Button to start the conversion process.

3. FreeFileConvert

FreeFileConvert is another popularly used online MP4 to MKV converter online that needs no software download or installation. Files can be added to the program interface from PC, URL, Google Drive, and Dropbox. The converter supports an array of video, archive, documents, video, and other format types. Once the files are converted, they can be easily downloaded from the link at the converter interface. The program has a simple-to-use interface and allows adding a maximum of 5 files with 100MB in size.

mkv converter online FreeFileConvert

Steps to convert MKV to MP4 using FreeFileConvert:

Step 1: Open https://www.freefileconvert.com/MKV-mp4 on your PC's browser. Click the Choose file to add the desired MKV file from URL, PC, or cloud storage.

Step 2: Select the MP4 as the target format.

Step 3: Click the Convert button to initiating the conversion process.

4. CloudConvert

Another name in the list of top ways to convert MKV to MP4 online is CloudConvert. This program supports a wide range of formats for conversion and is compatible with all types of browsers. For using the converter, no installation or registration of software is needed. There is no restriction on the number of conversions and downloaded supported by CloudConvert. The tool also allows customizing the video quality.

mp4 to mkv online converter

Steps to Convert MKV to MP4 using CloudConvert:

Step 1: On your PC, launch https://cloudconvert.com/mkv-to-mp4. Hit the Select File to add the MKV file from your PC.

Step 2: Select the MP4 as the desired output format. Under the Settings icon, you can customize the video quality as per your requirements.

Step 3: Hit the Convert to proceed with the conversion process.

The download link for the converted file will be provided at the software interface.

Part 3. Limitations of MKV to MP4 Converter Online

MKV converter online is definitely a pocket-friendly and simple way of file conversion. But on the flip side, the method also has its share of associated cons, which cannot be ignored. Listed below are some of the limitations for MKV to MP4 Converter Online.

1. Dependent on Internet connection

MKV converter online works directly through the browser and is thus dependent upon your Internet connection's availability and speed. These converters cannot work offline, and thus you need to be connected to a strong internet connection for a fast conversion.

2. Limited features:

Most of the MKV to MP4 online converters are free to use and thus have limited features. You can use these converters for basic conversion needs, but if you are looking for advanced options, these online tools are not the right choice.

3. File size limitation

Most of the tools to convert MKV to MP4 online have a limitation to file size uploaded to the program interface for conversion. So these converters are good only if your file size is small.

4. Need to add and download the file again and again

When you convert MKV file to MP4 online, you have to add individual files at a time as most of the converters do not support batch processing feature. Moreover, after every process, the converted file needs to be downloaded, a time-consuming process.

5. Slow conversion speed

MKV to MP4 online converters are slow in conversion. These tools may take a lot of time to upload and then convert your desired files. So if you are looking for some fast solution, then these tools are not the apt choice.

Part 4. The Best Alternative to Convert MKV File to MP4 Online

Looking for a complete solution to avoid the above-listed limitations of converting MKV to MP4? Desktop software is your answer, and one such best tool is Wondershare UniConverter (originally Wondershare Video Converter Ultimate). This feature-packed program works with your Windows and Mac device to look after all your video-related needs. In addition to MKV to MP4, more than 1000 formats are supported by the program for conversion. So no matter whether you are in search of the best alternative to MKV converter or MP4 converter online, this Wondershare Software is there for you. You also can learn how to make an MKV file smaller by UniConverter.

The list of benefits below will prove that UniConverter (originally Wondershare Video Converter Ultimate) is an ultimate choice for all your video conversion needs.

  • Support lossless quality MKV to MP4 conversion.
  • Support adding multiple MKV files at a time for batch processing.
  • The software facilitates MKV to MP4 conversion at 30X faster speed with its APEXTRANS technology.
  • Support converting MKV to device-specific formats like Apple, Xbox, and others.
  • Features built-in media editor with functions like cropping, trimming, and others.
  • Facilitates downloading MKV and other files from more than 10,000 sites, which can be later converted to the desired format.
  • Supporting burning and editing videos to DVD.
  • Allows transferring MKV files and other files to different devices, like iPhone, iPad, etc.
  • Supported OS: Windows 10/8/7/XP/Vista, macOS 11 Big Sur, 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7

Watch Video Tutorial to Convert MKV to MP4 with Desktop MKV Converter:

Steps to convert MKV to MP4 using Wondershare UniConverter (originally Wondershare Video Converter Ultimate):

Step 1 Launch UniConverter (originally Wondershare Video Converter Ultimate) and load MKV file(s).

Open Wondershare software on your PC/Mac. On the software's main interface under the Video Converter tab (selected by default), click the drop-down arrow next to the +Add Files, Select one from the given options of the Add Files or Add Folder to add multiple files at a time.

Launch UniConverter (originally Wondershare Video Converter Ultimate) and load MKV file

Step 2 Select MP4 as a target format.

The drop-down arrow next to the Output Format option will open the format and devices supported by the software. Select MP4 format and the resolution from the Video tab as the target format.

Select MP4 as target format

Step 3 Convert MKV files to MP4.

Click the Start All to start the batch conversion of all MKV files to MP4 format. The Output option at the bottom of the interface shows the PC's location where the converted file is saved. You can edit the location if needed.

Convert MKV to MP4

Pro-tip

If you wish to customize and edit videos before converting, icons related to Trim, Crop and Effect are located below the added video thumbnail. You can select the desired editing tool before starting the conversion process.

Edit MKV videos before conversion

So get excellent videos without any quality issues or audio codec mismatch when you opt for the best professional desktop software – Wondershare UniConverter (originally Wondershare Video Converter Ultimate). Have a free trial now.

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Christine Smith

Christine Smith

chief Editor

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