3GP (3GPP file format) is a multimedia container format defined by the Third Generation Partnership Project (3GPP) for 3G UMTS multimedia services. It is a Audio and video container format developed by the 3rd Generation Partnership Project (3GPP).
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. Matroska file types are .MKV for video (with subtitles and audio), .MKA for audio-only files and .MKS for subtitles only. The most common use of .MKV files is to store HD video files.
Pavtube Video Converter is the most useful 3GP to MKV converter.
Pavtube Video Converter is a powerful 3GP to MKV converter that can convert 3GP files to MKV. It features the fast conversion speed, perfect video and audio synchronization, and high output quality. With an easy-to-use interface, you can convert 3GP to MKV with just a few clicks. The conversion only takes you a few seconds or minutes. And then, you can enjoy your MKV video file made from a 3GP file on your computer or portable devices. It has also useful editing functions which help you customize your MKV video.
Pavtube Video Converter can not only convert 3GP files to MKV, but also convert 3GP to other popular video formats like FLV, AVI, 3GP, MP4, etc. On the other hand, It also can convert to MKV video from most popular video formats, such as FLV, MPEG, MP4, MPG, etc.