3 Practical AVI to MKV Converter for Lossless Video Conversion


1. Play MKV on Device+
  1. 1.1 Top MKV Player
  2. 1.2 Play MKV on Mac
  3. 1.3 Play MKV on Apple TV
  4. 1.4 Play MKV on Samsung TV
  5. 1.5 Play MKV on Sony TV
  6. 1.6 Play MKV on LG TV
  7. 1.7 Play MKV on PS3
  8. 1.8 Play MKV on Xbox One
  9. 1.9 Play MKV on Xbox360
  10. 1.10 Play MKV to iPhone
  11. 1.11 Play MKV to iPad
  12. 1.12 Play MKV on iPod
  13. 1.13 Play MKV on Android Phone
  14. 1.14 Play MKV on Nexus 7
  15. 1.15 Play MKV in VLC
  16. 1.16 Play MKV in Windows Media Player
  17. 1.17 MKV Playback Issues in VLC
2. Convert MKV to Other Format+
  1. 2.1 Convert MKV to MP4
  2. 2.2 Convert MKV to MP4 on Mac
  3. 2.3 Convert MKV to MP4 Online
  4. 2.4 Convert MKV to MP3
  5. 2.5 Convert MKV to Audio
  6. 2.6 Convert MKV to WMV
  7. 2.7 Convert MKV to M4V
  8. 2.8 Convert MKV to AVI
  9. 2.9 Convert MKV to AVI Online
  10. 2.10 Convert MKV to FLV
  11. 2.11 Convert MKV to DVD
  12. 2.12 Convert MKV to MOV
  13. 2.13 Convert MKV to iTunes
  14. 2.14 MKV to MOV Converter Online
  15. 2.15 Convert MKV to VOB
  16. 2.16 Convert MKV to DivX
  17. 2.17 Convert MKV to MPEG
  18. 2.18 Convert MKV to MPEG2
  19. 2.19 Convert MKV to MPEG4
  20. 2.20 Convert MKV to XviD
  21. 2.21 Convert MKV to 3GP
  22. 2.22 Convert MKV to M2TS
  23. 2.23 Convert MKV to AVCHD
  24. 2.24 Convert MKV to H264
  25. 2.25 Convert MKV to TS
  26. 2.26 Convert MKV to VCD
  27. 2.27 Convert MKV to AC3
  28. 2.28 Burn MKV to DVD
  29. 2.29 Burn MKV to Blu-ray
  30. 2.30 Convert MKV to SWF
3. Convert Other Format to MKV+
  1. 3.1 Convert MP4 to MKV
  2. 3.2 Convert MP4 to MKV on Mac
  3. 3.3 Convert MP4 to MKV Online
  4. 3.4 Convert M4V to MKV
  5. 3.5 Convert WMV to MKV
  6. 3.6 Convert MOV to MKV
  7. 3.7 Convert DVD to MKV
  8. 3.8 Convert M2TS to MKV
  9. 3.9 Convert AVI to MKV
  10. 3.10 Convert Bluray to MKV
  11. 3.11 Convert FLV to MKV
  12. 3.12 Convert AVCHD to MKV
  13. 3.13 Convert OGM to MKV
  14. 3.14 Convert MTS to MKV
  15. 3.15 Convert WTV to MKV
  16. 3.16 Convert VOB to MKV
  17. 3.17 Convert RMVB to MKV
  18. 3.18 YouTube to MKV
4. Edit MKV & Other Tips+
  1. 4.1 Extract Subtitles from MKV
  2. 4.2 Add Substitles to MKV
  3. 4.3 Add SRT to MKV
  4. 4.4 Compress MKV Video
  5. 4.5 Reduce MKV File Size
  6. 4.6 Cut MKV Files
  7. 4.7 Edit MKV Metadata
  8. 4.8 MKV No Sound
  9. 4.9 MKV Video Player for Android
  10. 4.10 MKV Converter for Mac
  11. 4.11 Free MKV Converter
  12. 4.12 MKV Player Mac
  13. 4.13 2D to 3D MKV Converter
  14. 4.14 Remux MKV
  15. 4.15 MKV Encoder
  16. 4.16 Convert MKV to FCP Mac
  17. 4.17 Stream MKV to TV with Chromecast
  18. 4.18 Import MKV to iMovie
  19. 4.19 Windows DVD Maker MKV
  20. 4.20 Convert MKV to MP4 with HandBrake Alternative

Generally, AVI file occupies large space that would take a long time to upload to the web. Therefore, people would prefer converting AVI to MKV to save up more storage space and distribute files more conveniently. If you have a lot of AVI files to convert to MKV with original qualily, you'll need a smart AVI to MKV converter to help you out.

This easy-to-use Wondershare Video Converter Ultimate is strongly recommended. It's straightforward interface enables you to convert the AVI files quickly and efficiently, without sacrificing the file's quality. Moreover, it supports both Windows and Mac operating system. You can install the right one according to your PC.

Part 1. Recommended AVI to MKV Video Converter

Wondershare Video Converter Ultimate

Your Complete Video Toolbox

video converter ultimate
  • Convert video to over 1000 formats, like AVI, MKV, MOV, MP4, etc.
  • Convert video to optimized preset for almost all of the devices.
  • 30X faster conversion speed than other common converters.
  • Built-in editor to edit, enhance & personalize your videos.
  • Download/record videos from YouTube and other 10,000 video sharing sites.
  • Burn videos to DVD with free DVD templates.
  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.14 (Mojave), 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6
security download Security Verified, 5,481,347 people have downloaded it.

Step-by-step Guide: How to Convert an AVI to MKV:

After that, simply refer to the guide below to convert your AVI files to MKV (based on Windows system). As for Mac users, you can download Mac version and refer to the following steps too.

Step 1 Add files to the AVI to MKV converter.

Click  convert avi to mkv to browse your PC to upload the AVI files that you want to convert under Converting tab. Alternatively, you can also import the AVI files by a simple drag-and-drop action.

Import AVI videos - Convert AVI to MKV

Step 2 Built-in editor to edit AVI files (Optional).

Wondershare Video Converter Ultimate also offers powerful editing functions that enables you to edit the AVI files before conversion, such as adding effect, watermark, subtitles and more. Click one of the following buttons to enter the editing window and then edit the video, learn more the editing methods

Edit videos - Convert AVI to MKV

Step 3 Select the output format MKV and convert AVI files to MKV.

Go to the Output Format window by clicking the drop down icon of Convert all files to: and then select MKV in the Video category, and double click on the detailed preset. After that, click Convert All to start your AVI to MKV conversion. You can retrieve the converted files once it's completed from the Converted tab.

Select Format and Convert - Convert AVI to MKV

Watch Video Tutorial on How to Use Wondershare AVI to MKV Video Converter for Windows:

Part 2. Free AVI to MKV Converter

# 1. Free Video Converter: Wondershare Free AVI to MKV Converter

Wondershare Free Video Converter can simply download video from the most popular sharing site YouTube and convert videos to various formats for better compatibility.

Pro: Free of charge.

1. The output foramt will be with watermark like other free video converters.
2. You'are limited to do some functions with free version.
3. You can't use some advanced features like YouTube to MP3 by one click.

free video converter

Part 3. Online AVI to MKV Converter

For this part, we want to introduce FileZigZag, a complete online file formats converter which is effective, easy to use and totally free. Here are some of the FileZigZag features that caught our attention.

  • Support a wide variety of different file formats: videos, documents, images, songs.
  • Allow you to share files by sending them through emails directly from the website.
  • Convert online file adding its URL.
  • Access web blog to get information.
  • Rceive converted file via email.

Now follow the next tutorial step by step to know how to use FileZigZag to convert your files from AVI to MKV.

filezigzag converter

Step 1. To convert your files with this free online file converter, go to www.filezigzag.com. Once on the main window, do click on Select located under the number one, select file to convert. Search for the AVI file saved on your computer, select and open it.

Note: For public and free users, the maximum size allowed is 180 MB.

Step 2. Once your video file has been uploaded to the website, the output format will be available. Proceed to search for MKV format by clicking on the down arrow under Convert to.

Step 3. Enter a valid email address where you will receive the converter file located under number three, Email address and click on Convert button to start the process.


  • You do not need create an account to make your file conversions.
  • There are no limitations in conversions.
  • Do not need to install extra software.


  • The file should be under 180 MB for public users.

Part 4. Extended Knowledge for AVI and MKV Format

File Extension AVI MKV
Video File
Video File
AVI is a multimedia container that contains both audio and video data. It allows synchronous audio-with-video playback. AVI files support multiple streaming audio and video MKV is an open source, standard container used to store a range of video, audio, image or subtitle in a single file. The WebM file extension also uses the MKV format as a basis.
Associated Programs
Windows Media Player
VLC Media Player
Windows Media Player
Developed by
Useful Links
Detailed information on the AVI file format
Convert Video_TS to AVI
Top 3 AVI Players for Mac
Detailed information on the MKV file format
How to Add Subtitles to MP4 Files
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