.H-263 file extension has been classified as Digital video and movie Files.
The H-263 file extension is associated with the H.263 video codec. H.263 was developed as a provisional ITU-T standard and published in 1995.
It is designed for low bitrate communication (less then 64 Kbit/s) and used by various videoconferencing applications. It supports five resolutions. H.263 codec was replaced by H.264 and VP6.
H.263 codec uses 3GP multimedia container to store video content.
How to open:
This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.
How to convert:
As far as we know, this .h-263 file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.