What is "pactos"

Pactos is an Iranian software company based in Tehran. They are one of the principal companies offering packaged computer software in Persian. They compile, sell, and support packaged programs for end users in the consumer sector, and also sell packages to the governmental sector.

Pactos sells a DOS-based package program called Navid 3, and also a Windows-based package program called Navid 4; both Navid programs are intended to enable blind and partially sighted people to use computers.