MobiOffice

MobiOffice, formerly known as OfficeSuite, is a comprehensive productivity suite designed for editing documents, spreadsheets, and presentations on mobile and desktop platforms. Developed by MobiSystems, the software gained global popularity as a pre-installed application on smartphones from major manufacturers like Sony, Amazon, and Toshiba, becoming a leading alternative to Microsoft Office.

Owned and operated by MobiSystems, Inc., the brand maintains its technological roots in Sofia, Bulgaria, which serves as its primary hub for research and development. The company has evolved from a mobile-first developer into a cross-platform software provider, eventually rebranding its flagship product to MobiOffice to unify its identity across various operating systems.