10 Best Free Websites to Convert M2TS to MKV Online

Here is a list of the best free websites to convert M2TS to MKV online. M2TS  is a container format for Blu-ray. This format is used to save video files to high-definition Blu-ray discs. M2TS is also used in AVCHD format, used in high definition digital video cameras. Whereas MKV is a more general video format with larger hardware support. If you are looking for a way to convert M2TS to MKV, this post can help.

This post covers 10 websites where you can convert M2TS video files to MKV video files. You can use these websites for free with no need for an account. All these websites come with different features and limitations. There are websites for batch conversion as well as for larger file conversion. Some of them also let you configure the output for the video codec, framerate, bitrate, etc. Hopefully, you can find one more website which is suitable for your particular needs.

My Favorite M2TS to MKV Converter

FreeConvert is my favorite website to convert M2TS to MKV online. This website can batch convert M2TS to MKV 5 files at a time. It has the functionality to import files from cloud storage such as Google Drive and Dropbox. The same is also feasible for the converted files. You can export them directly to cloud storage. On top of that, it also offers additional video and audio settings. With those settings, you can configure the output as per your needs.

You can check out our lists of the best free MP4 to MKV Converter Online Services, Online AV1 to MP4 Converter Websites, and M2TS to MP4 Converter Online Services.

FreeConvert

FreeConvert is a free website to convert M2TS to MKV online. This website can process video files up to 1 GB in size. You can upload files from local storage or fetch them from the cloud. You can add up to 20 files at once and then convert them into a set of 5 at a time. This limit is applied when you use the website without an account. You can extend this limit by creating a free account on the website. This will also increase the upload size from 1 GB. On top of that, it offers additional options to customize the output. This lets you change the codec, resolution, aspect ratio, framerate, etc. It also lets you change volume level, add audio effects, subtitles, remove audio, trim length, and more.

How to convert M2TS to MKV online with Free Convert?

• Follow the link given below to this converter in your browser.
• Add your M2TS files to the converter.
• In the next step, set the output format to MP4.
• Start the conversion. Wait for it to finish.
• After completion, download the converted MKV files.

Highlights:

• FreeConvert can process 5 files per conversion.
• Supports import from Google Drive, Dropbox, or URLs.
• Can process files up to 1 GB in size.
• Option to change codec, framerate, resolution, aspect ratio, etc.
• Option to configure audio parameters such as codec, volume, fade effect, etc.
• Option to trim and reverse the video.
• Export converted files to Google Drive or Dropbox account.
• Generates a QR code to download the files on another device.
• Option to delete the files permanently from the server after conversion.
• Offers 750 conversion minutes per month for free.

Aconvert

Aconvert is a free online converter where you can convert M2TS to MKV online. This converter comes with a 200 MB maximum upload size limit for the conversion. For that, it supports local uploads as well as cloud import from Google Drive, Dropbox, and URL. You can add up to 10 files per conversion and get them converted in one go. In terms of additional features, it allows you to configure various aspects of the video and audio. This includes the options to change the resolution, bitrate, framerate, aspect ratio, etc. You can configure these options to get the output in the desired specification.

How to convert M2TS to MKV online with Aconvert?

• Go to this converter on Aconvert website using this website.
• Use the File button to add your M2TS files to the converter.
• Pick MKV as the Target Format.
• Toggle options for additional conversion settings and configure accordingly.
• Start the conversion to get the MKV files.

Highlights:

• Aconvert can convert up to 10 files per convert.
• Upload size is limited to 200 MB for each file.
• Supports import from the web, Google Drive, or Dropbox directly.
• Option to change resolution, bitrate, framerate, aspect ratio, etc.
• Option to delete the files from the server after download.

Converter365

Converter365 is a free web-based converter website. It supports over 1000 file formats for videos, audio, images, etc. You can use its Video Converter to convert M2TS to MKV online. It is simple to use with a drag and drop approach. There is no need to select the format first. You can simply upload the file and then pick the output format. Along with that, you get additional options for the conversion. This includes options to change codec, resolution, cut video, crop video, mirror effect, mute audio, and more. This website can process files of up to 100 MB in size. You can add up to 10 files and convert them in one go.

How to convert M2TS to MKV online with Converter365?

• Go to the Converter365 website and pick the “Video Converter” feature.
• Upload your M2TS files there.
• Then select MP4 as the output format.
• Customize the additional conversion options as per your requirements.
• Then start the conversion to get the MKV files.

Highlights:

• Converter365 can convert 10 files simultaneously.
• It can process files up to 100 MB in size.
• Option to fetch files from the web via URL.
• Conversion options to configure codec, resolution, audio channels, etc.
• Offers additional options to cut, crop, rotate, and mute the video.
• There is a 20 tasks per month limit for free users.

CloudConvert

Cloud Convert is a cloud converter with support for a wide range of file formats. You can use this converter to convert M2TS to MKV online. You can upload up to 5 files from the local storage. Or, you can fetch the files from Google Drive, Dropbox, or the web. Either way, you get the option to pick the output format for each file separately. Along with that, you also get an option to configure the conversion by changing the codec, bitrate, volume, and other audio settings. And if you want to crop the video or hardcode subtitles, you can do that too. This way you can not only convert but get the files in desired configurations. With all these features, you get 750 free conversion minutes per month.

How to convert M2TS to MKV online with CloudConvert?

• Visit the CloudConvert websites.
• And your M2TS files there.
• Then pick MKV as the output format from the dropdown.
• Click on the gear icon to configure additional conversion options.
• Then start the conversion to get the MKV files.

Highlights:

• CloudConvert can convert up to 5 files per conversion.
• There is no size limitation for the conversion.
• Supports import from Google Drive, Dropbox, and the Web.
• It lets you individually pick the output format for each file.
• Offers additional options to change the codec, bitrate, volume, and other audio settings.
• It also lets you trim the video and add subtitles when needed.
• This website offers 750 free conversion minutes per month.

Convertio

Convertio is a cloud-based file conversion platform where you can convert M2TS to MKV. You can upload M2TS videos files to this website and convert them to MKV. For that, you can upload up to 2 files from local storage or import videos directly from Google Drive or Dropbox. The overall conversion process is very simple and only takes a few seconds. If you need the MKV video in specific configurations, you can do that as well. It offers additional options to cut, resize, rotate video or change audio parameters. This website puts a maximum size limit of 100 MB for each conversion. Whether you convert one or multiple video files, their combined size must be under 100 MB. And you get 1o free conversion minutes per day.

How to convert M2TS to MKV online with Convertio?

• Head over to the Convertio website.
• Click on the Choose Files button to add M2TS files.
• Then, click on the output dropdown and pick MKV format from the Video section.
• Expand the gear-icon option to configure conversion settings.
• Then click the Convert button to convert the video files.

Highlights:

• Convertio can convert 2 files simultaneously.
• It can process files up to 100 MB per conversion.
• Support import from the web, Google Drive, and Dropbox.
• Additional options to configure the output for specific needs.
• Offers 10 free conversion minutes per day.

OnlineConvertFree

OnlineConvertFree is a free website where you can convert M2TS to MKV online. You can upload your M2TS files from the local storage. Initially, you can upload one file only. Once the file is uploaded, it gives you an option to add more files. With that option, you can add a maximum of two files with a size limit of 100 MB each. Then you can pick the output format of your choice for the conversion. This converter allows you to select the different file formats for each file as well. After the conversion, you can download your converted files and remove them from the website. And, if you converted more than one file then you also get an option to download all the files as ZIP.

How to convert M2TS to MKV online with OnlineConvertFree?

• Follow the link given below to access this online converter.
• Click on the Choose File button and add an M2TS file.
• On the next screen, you can add one more file for the conversion.
• Then pick MKV as the output format for both files.
• Start the conversion process to get the MKV files.

Highlights:

• OnlineConvertFree can convert 2 files simultaneously.
• It has a 100 MB upload size limit per conversion.
• It lets you pick an output format separately for each file.
• It lacks additional conversion options to configure the output.

ConvertFiles

ConvertFiles is a simple cloud converter website that features various types of converters. You can use its Video Converter for M2TS to MKV conversion. This converter converts one file at a time. To do that, you have to upload the M2TS file from the local storage as it lacks cloud import functionality. It does not offer any additional functionality to configure the output. But it does come with an email notification feature. With that enabled, it emails you the link to download the converted files upon conversion.

How to convert M2TS to MKV online with ConvertFiles?

• Go to the ConvertFiles website using the link given below.
• Click on the “Browse” button and upload your M2TS file to the converter.
• Make sure the output format is set to MKV.
• Enable the email alert option if you want.
• Start the conversion and give it time to finish.
• Then click on the link on the screen to download the MKV file.

Highlights:

• ConvertFiles converts one file at a time.
• It supports a file up to 250 MB in size.
• It works with local files only; no cloud import.
• Option to email a link to the converted files upon conversion.

OnlineConverter

OnlineConverter is a popular online file converter website that you can use for free. It offers a wide collection of converters. You can get a dedicated M2TS to MKV converter that processes one file at a time. It supports local uploads with a file size limit of 200 MB. Along with that, it also offers some conversion options. These options allow you to cut the video by timestamps and frame size by dimensions. You can skip or customize these options as per your needs and proceed with the conversion.

How to convert M2TS to MKV online with OnlineConverter?

• Use the link given below to access this M2TS to MKV Online Converter.
• Click on the Choose File button and upload your M2TS file there.
• Then check the Options checkbox to configure the conversion if needed.
• Click the Convert button to start the conversion.

Highlights:

• OnlineConverter converts one file at a time.
• It has a 200 MB upload size limit for the conversion.
• It has options to cut and crop the video.
• Offers an option to delete the video after conversion.

AnyConv

Any Conv is a free file converter that can convert M2TS to MKV online. It comes with a simple converter where you can upload your files and then pick the output format for the conversion. It supports local file uploads only with no option for cloud import. The converter is limited to 1 file conversion at a time. You can add a file up to 100 MB in size and convert. One nice feature of this converter is that it automatically deletes all the files 1 hour after the conversion.

How to convert M2TS to MKV online with AnyConv?

• Go to the AnyConv website and scroll to the converter section.
• Click on the Choose File button and upload your M2TS file.
• In the next step, click on the output format option and pick MKV.
• Then click on the Convert button to start the conversion.
• Wait for the conversion to finish and download the converted MKV file.

Highlights:

• This website converts one file at a time.
• It can convert a file up to 100 MB in size.
• There are no additional conversion options for the output.
• Automatically deletes all the files 1 hour after the conversion.

VideoConverter

VideoConverter is a simple video converter website that you can use for free. This website supports many video file formats including M2TS and MKV. You can upload an M2TS file and convert that to MKV. But make sure the M2TS file you want to convert is under 100 MB in size. It can not process files larger than that for free. On top of that, it can only convert one file at a time. It doesn’t seem like a nice option to consider with such limitations but it does let you perform any number of conversions per day.

How to Convert M2TS to MKV online with VideoConverter?

• Use the link given below to open this online MP4 to SWF converter in your browser.
• Click on Add Your Media button and upload your MP4 file. You can also import an MP4 file from Google Drive or Dropbox.
• Make sure SWF is selected as the output format in the dropdown.
• Then click the Convert button to start the conversion and get the SWF file.

Highlights:

• This VideoConverter website converts one file at a time.
• It can convert a file up to 100 MB in size for free.
• Support Google Drive and Dropbox to import input files and export converted files.
• No limited daily conversion quota, you can perform any number of conversions.