Best MKV Converter | Top 9 Video Converters Available for All Devices

Say you have a family vacation video that you filmed using a top-notch camera and saved in MKV format. If you have relatives with other devices or who might not have the software needed to play MKV files, you should show them this video. With that, finding the best MKV converter is significant. All of your relatives will be able to watch and enjoy the video without any compatibility problems if you convert the MKV file to a more widely compatible format, such as MP4. This post provides the top-rated MKV file converters available on Windows, Mac, Android, and iPhone. So, keep scrolling!

Part 1. How to Select a Good MKV Converter

Your specific needs and tastes will determine which MKV converter is ideal for you. Here are some of the following important things to think about before selecting one:

Ease of use: For novices, a smoother converting procedure is achievable with an intuitive interface and controls. So, make sure to select a converter that has an easy-to-use interface.

Supported formats: Make sure the converter you choose can handle various input and output formats, not only the MKV. Its flexibility will let you switch between different audio and video formats as needed.

Features: Examine each MKV converter's features and capabilities. It should also provide fast conversion speeds and a wide range of video editing features. It also needs to possess other attributes that you find significant.

Customer service: When you have queries or run into any problems with the software, having dependable customer assistance may be quite helpful. Seek for converters that provide prompt email, live chat, or forum assistance.

Conversion speed: Seek a converter that provides quick conversion speed without sacrificing quality. When working with large video files, this is very crucial.

Reviews and Reputation: To evaluate the converter's functionality, dependability, and customer service, read user reviews and testimonies. You're more likely to get what you anticipate from a reliable converter with good reviews.

Part 2. Best 5 Offline MKV Converters

Below are the top-notch MKV converters you can access offline and download on your computer. Read their available information and assess what suits you best.

Vidmore Video Converter

Best for: Users looking for an all-inclusive media file converter with support for 4K UHD resolution.

Rating: 4.7/5

Supported formats:

1. Input: MKV, MP4, MOV, M4V, FLV, DivX, AVI, MPG, MPEG, VOB, 3GP, 3G2, WMV, ASF, RM, RMVB, and more.
2. Output: MP4, MKV, AVI, WMV, MOV, FLV, F4V, SWF, 3GP, 3G2, ASF, DV, VOB, OGV, DivX, XviD, and more.

Supported OS: macOS, Windows

Price: $14.95/month

The finest MKV converter is the Vidmore Video Converter, which is also a wonderful all-inclusive multi-platform tool. This all-in-one video converter strikes a balance between ease and functionality. Users can convert media files in over 200 different formats and devices. 4K Ultra HD resolution is even achievable with this conversion tool. It's accessible on both Mac and Windows computers. Because it supports a large number of media file formats, you can use it without installing any other software. Its user-friendly design also makes it simple and easy for people of different backgrounds to convert. In addition, it has a 50x faster conversion rate than other converters. Because of this, many users continue to rely on this converter even if it isn't free.

Step 1. First, download and install the most comprehensive Vidmore Video Converter on your computer. Then, launch the program and go to the Converter tab.

Step 2. Next, add the MKV files you wish to convert by ticking the Add Files button or simply drag and drop them. Next, set your desired output format, like the GIF.

Step 3. Once done, you can now convert your MKV videos by clicking the Convert All button below. And just wait for the conversion process to finish to view your newly converted video.

VideoProc Converter

Best for: Individuals looking for a quick, simple-to-use, all-in-one video conversion, editing, and enhancement solution.

Rating: 4.3/5 (Trustpilot.com)

Supported formats:

1. Input: AVI, AVS, AVCHD, MOV, MKV, MP4, H.264/MPEG-4 AVC, H.265/HEVC, WebM, DivX, DV, FLV, M2TS, and more
2. Output: 4K (H.264 MP4, HEVC, MOV, MKV, ProRes, WebM), 3G2 (Xvid), 3GP (H.263), ASF, AVI, DV, DivX, F4V, FLV, M4V, MKV, MOV, OGV, and more

Supported OS: macOS, Windows

Price: $38.90/annually (3 PCs)

For an all-in-one MKV file converter, the VideoProc Converter works great. It works with so many different video formats, converts films quickly, produces high-quality videos, and offers a number of editing options. VideoProc Converter has helped millions of users make their videos better. With the help of its proprietary GPU acceleration engine, VideoProc Converter converts your audio and video files fast and correctly. If you're looking for a trustworthy video converter that can meet all of your needs, VideoProc Converter is an excellent choice. Check the steps below on how to convert MKV to, let’s say, MP4:

Step 1. First, download the software on its official website and install it on your computer. Then, launch the program and choose the Video tab in its Homepage section.

Step 2. Next, hit the Video or Video Folder to import your MKV files into the program. You may also simply drag and drop them.

Step 3. Then, set an output format for your video (in this step, we will choose the MP4). Once done, click the Run button below to start the conversion process.

FFmpeg

Best for: Handling nearly all multimedia tasks, from conversion to advanced editing.

Rating: 4.6/5 (G2.com)

Supported formats:

1. Input: MP4, MKV, GIF, AVI, FLV, WMV, WMA, MOV, VOB, 3G2, 3GP, 3GPP, DV, M2TS, and more.
2. Output: MKV, MP4, MOV, WebM, MPG, MPEG, FLV, AVI, WMV, VOB, GIF, OGG, F4V, SWF, and more.

Supported OS: Windows, macOS, Linux

Price: FREE

A more complex method of converting MKV to any format can be achieved with the free command line tool FFmpeg. It is a comprehensive, cross-platform solution for records, file conversion, and streaming of audio and video. It is designed to run on a command-line interface and has a multitude of tools and libraries for managing and modifying video files. This utility is compatible with Linux, macOS, and Windows. To find out how FFmpeg converts MKV to MP4 format, follow the instructions below:

Step 1. Download the FFmpeg from its official website and configure it on your computer.

Step 2. Click the Win + R keys and input cmd to enter the DOS window. Then, input cd test video.

Step 3. After that, input the FFmpeg command line: ffmpeg -i spreed.mkv -c:a copy -x265 -params crf=25 spreed1.mp4. Once done, press the Enter key to get your desired .mp4 file.

VidSoftLab’s Video Converter

Best for: Converting various video and audio file formats in Android devices.

Rating: 4.2/5 (Google Play Store)

Supported formats:

1. Input: MKV, MP4, MOV, AVI, WebM, WMV, F4V, FLV, M4V, MPEG, MPG, GP3, ASF, M2TS, and more.
2. Output: 3GP, ASF, AVI, F4V, MKV, MOV, MPEG, MPG, MP4, MTS, TS, VOB, OGV, WebM, WMV, and more.

Supported OS: Android

Price: $4.63/lifetime

An outstanding MKV converter app for Android is VidSoftLab's Video Converter. This powerful media converter supports almost all audio and video formats. Numerous useful features are included in it, like slow motion, rotate, cut, join, and more. It also has a sophisticated, smooth user interface. It supports dark mode and can process numerous files in batch.

Additionally, it can compress different media files like MKV to smaller sizes. However, it is not for free, and its free trial only offers limited options. Like, you can only edit the resolution, output format, frame rate, and codecs. Read the steps below on how to transcode your MKV videos to another format on your Android phone:

Step 1. Download the VidSoftLab's Video Converter from the Google Play Store. Then, install it on your Android phone. Next, open the app and select the Video Converter tab.

Step 2. Next, set an output format for your video. You may also adjust some of its parameter settings like the resolution and video/audio codec.

Step 3. After that, hit the Done button in the upper-right corner of your screen. Once you press it, you may set a new name for your newly converted file. Then, click Save.

The Video Converter of Float Tech, LLC

Best for: Quickly convert videos to nearly any video or audio format in iOS.

Rating: 4.5/5 (App Store)

Supported formats:

1. Input: MOV, MP4, WEBM, M4A, AVI, TS, MTF, GIF, WMV, MP3, MKV MPG, 3GP, and more.
2. Output: MP4, MP3, WebM, GIF, MOV, WMV, 3G2, AAC, AVI, FLAC, FLV, M4A, MKV, OGV, and more.

Supported OS: iOS

Price: $6.98/lifetime pass

The Video Converter of Float Tech, LLC is the best MKV Converter app for iOS. It is available to download for free in the App Store. Because conversion is carried out on a secure cloud server, it is simpler, quicker, and considerably more battery-friendly. To use this app, you need to be connected to the internet. After conversion, files are promptly removed from the server. You should be informed that by using this app, you consent to have your files transferred over the internet from the app to the conversion server, even though the files are promptly erased upon conversion or cancellation. Moreover, you have to purchase a Premium Pass to access all the available output formats. Follow the steps below to convert using this app on your iPhone:

Step 1. Download the Video Converter from the App Store and install it on your iPhone. Then, open the app. In the Input File homepage, select the location of your video in the listed options.

Step 2. Next, after you import your MKV video to the app, select an output format for your video. There are tons of available output formats to choose from.

Step 3. After that, simply click the Convert File button below. Wait for the conversion process to view your newly converted video file.

Part 3. Top 4 Online MKV Converters

This part discussed the finest MKV file converter you can access online providing a straightforward conversion. Read until the end to know which online converter will suit your taste.

Vidmore Free Video Converter Online

Best for: Dealing with various video and audio conversions to any format at a fast speed.

Supported formats:

1. Input: MKV, MP4, MOV, WMV, FLV, VOB, 3GP, AVI, M4V, WebM, MPG, GIF, and more.
2. Output: MP4, WebM, MOV, VOB, MKV, MPG, AVI, 3GP, FLV, GIF, M4V, WMV, YouTube, and Facebook

The most reliable free MKV converter is Vidmore Free Video Converter Online. If you would prefer to use an exclusively online converter, this is the suggested tool. This web tool is totally free to use and has an easy user interface. All well-known audio and video formats are supported. You may use this tool to convert videos to 1080p HD, 720p HD, and SD without sacrificing quality in any of the browsers that are now available.

Moreover, it is accessible on Windows and macOS. Vidmore Free Video Converter Online works flawlessly with all web browsers. No third-party software needs to be installed by users, and you are free to transcode as many videos as you like with no limitations. Read the steps below on how to convert MKV to other formats like GIF in this online converter:

Step 1. First, go to the Vidmore Free Video Converter Online official website. Next, download the Vidmore Launcher to access this converter.

Step 2. Next, hit the Add File to Convert button to open your local file and select the MKV videos you want to convert. Set an output format for your video.

Step 3. Once done, hit the Convert button below to start the conversion process. Wait for it to finish to view your newly converted video.

Restream MKV to MP4 Video Converter

Best for: Transcoding a wide range of video and audio formats to MP4 and WebM.

Supported formats:

1. Input: 3GP, FLAC, HEVC, MOV, OGG, VOB, WMA, AAC, FLV, M4A, MP3, OPUS, WAV, MKV, WMV, and more.
2. Output: MP4 and WebM

Restream lets you convert files from MOV, MKV, AVI, GIF, MP3, and more to MP4 and WebM. To complete the process, simply submit your file, convert it, and then download it. It's free and simple to use to convert videos online. Files with up to 2 GB in size can be uploaded, and its servers will convert them fast. You can use the free video converter as much as you like. There are no restrictions on the number of files you can convert.

Furthermore, using this video file converter doesn't require downloading any software or creating an account. However, its only drawback is that it only supports MP4 and WebM as an output format. If you still want to try this online converter, follow the steps below:

Step 1. Visit the official website of Restream MKV to MP4 Video Converter.

Step 2. Tick the Choose File button in the middle to import your MKV videos.

Step 3. Next, wait for your video to load on the website. Then, tick the Convert button below to start the transcoding process.

CloudConvert MKV Converter

Best for: Transcoding various file types, including images, audio, video, archives, and documents.

Supported formats:

1. Input: 3G2, 3GP, 3GPP, AVI, MKV, FLV, M4V, MP4, MTS, MXF, RM, MOD, M2TS, DV, CAVS, DVR, and more.
2. Output: WebM, WMV, WTV, VOB, MKV, MP4, MPG, MPEG, TS, SWF, MOD, DVR, FLV, and more.

Having access to CloudConvert's simple choices for modifying video parameters while converting is a useful feature. Similar to the other MKV converters available online, this one is also accessible on any device that can access websites. Moreover, it can handle a wide variety of file formats, including documents, audio, images, and videos, in addition to converting MKV to MP4 and other formats. However, it only offers a free version with limited basic options and has a limitation. Like, you can only make 25 conversions per day unless you buy conversion credits on this tool. Follow the steps below on how to use this online MKV video converter:

Step 1. Go to its official website and set your conversion to MKV. Tap the Select Folder in the middle to upload your MKV files from local or cloud storage.

Step 2. Select an output format for your converted video, like GIF. You can also tweak some of its preconfigured settings, like the frame rate and resolution.

Step 3. Once done, you can now convert your MKV files by ticking the Convert button below.

FreeConvert MKV to MP4 Converter

Best for: Fast and simple online file conversion with various supported formats.

Supported formats:

1. Input: MKV, MP4, QT, F4P, 3GPP, VOB, WTV, XviD, TS, MTS, 3GP, WebM, MPEG, MPG, RM, RMVB, and more.
2. Output: AMR, WAV, M4A, OGV, WebM, MP4, AVI, MOV, WMV, FLV, OGG, AAC, 3GP, and more.

FreeConvert MKV to MP4 Converter is a trustworthy free online tool. All you have to do is upload an MKV file and choose MP4 as the output format. FreeConvert can convert up to 1500+ files, including audio, videos, images, and e-books. It also boasts a good reputation for security and privacy. It is thanks to its support for 256-bit SSL encryption. Additionally, all of your uploads are automatically deleted after two hours of conversion, and the maximum file size for its free account is up to 1GB. Read the steps below on how to convert MKV to MP4 using this online tool:

Step 1. First, search online for the FreeConvert MKV to MP4 Converter. Then, once found, open its website and hit the Choose Files tab to upload your MKV videos.

Step 2. Next, set your output format to MP4. You may also adjust some of its predefined settings, like the Video codec, ratio, framerate, and more.

Step 3. Lastly, once you’re all set, you may now click the Convert button below. And wait for its conversion process to finish.

Part 4. FAQs About MKV Converter

Why convert MKV to MP4?

Since MP4 is more widely accepted, converting MKV to MP4 frequently ensures greater compatibility across platforms and devices. Furthermore, MP4 files frequently have lower file sizes without sacrificing quality, which makes them perfect for conserving storage space and enabling simpler online sharing and streaming.

How to open MKV files?

You can use different media players that support the MKV format to open MKV files. To open the MKV file, just download and install a media player on your computer. Alternatively, you may right-click on the file and choose the player from the “Open with” menu. As an alternative, you might discover that the integrated media players (QuickTime or Windows Media Player) on more recent operating systems can play MKV files if the necessary codecs are installed.

Is MKV better than MP4?

Your requirements and preferences will determine whether MKV or MP4 is preferable. MKV is appropriate for complicated multimedia content because it provides more sophisticated capabilities and flexibility. It supports multiple audio, video, and subtitle tracks within a single file. On the other hand, MP4 often offers more compression efficiency, leading to reduced file sizes with the same quality.

Conclusion

All these online and desktop converters are great MKV file format converters that are worth trying. If you are seeking a simple way to convert your MKV files, then Vidmore Video Converter may be the answer for you. It supports over 200 file formats and devices. Moreover, it can convert them up to 4K UHD resolution at a 50× faster speed compared to others. It also offers lightweight video editing tools that you can utilize before converting.