
MKV to AVI Converter is the tool to help you convert MKV to AVI video format with subtitles. MKV and AVI are both video container format, AVI is more widely used nowadays, but MKV supports several types of video compression and video codec, it become more and more popular and aim to become the standard of multimedia container formats.
Note: This version is for Windows™, If you are using Mac OS X, please click here

Matroska is a container like MOV and AVI, providing support for a huge number of different video, audio and subtitles compression formats. It is not really intended for media content distribution on a large scale, but is achieving it anyway. This is partly due to its incredible support for several subtitle formats including SRT, SSA and USF text subtitles, or VobSub streams coming directly from the DVD. The team is also currently working on a DVD-like menu structure for the format.
AVI is short for Audio Video Interleave, the file format for Microsoft's Video for Windows standard. It was developed in 1992 and still widely used by consumers and even supported by some standalone DVD players. Although still supported in Windows and suitable for certain formats like DV, it's not a good general purpose container, and even Microsoft uses other containers for their own video formats.
MKV now has become popular in the cartoon and anime fan-subbing community (where users create subtitles) since it supports multiple audio and subtitle tracks in the same container, but AVI is more widely accepted by digital player like iPod, MP4 player and hard drive. If you want to transfer MKV file to your digital player, or burn to DVD, then you need to convert MKV to AVI. And you can also edited MKV files before converting to AVI with MKV to AVI converter.
Matroska is usually found as .mkv files (matroska video) and .mka files (matroska audio). The Matroska Multimedia Container is an open standard free Container format, a file format that can hold an unlimited number of video, audio, picture or subtitle tracks inside a single file. It is intended to serve as a universal format for storing common multimedia content, like movies or TV shows. Matroska is similar in conception to other containers like AVI, MP4 or ASF, but is entirely open in specification, with implementations consisting mostly of open source software. Matroska file types are .MKV for video (with subtitles and audio), .MKA for audio-only files and .MKS for subtitles only.
MKV files can also be played on Palm, Symbian, and Pocket PC mobile devices using the CorePlayer Mobile software.
Mac OS

MKV AVI is both Audio/video container support several types of video compression and video codec. Although Avi(xvid) is most used today, it's not a general purpose container and are become more and more unsuitable. While MKV aimed to Create and document a modern, flexible and cross-platform Audio/Video container format, in combination with an open codec API to form a free and open media framework, and is hot today, MKV file is supposed to replace the Avi in future.
With certain tools like , you can still convert MKV files to AVI or M4A audio file to MP3, AAC, WMA etc.