Cellsoft has joined the Symbian Platinum Program to better extend its contract project management, software engineering services, and applications to Symbian OS environments.

According to Cellsoft, it is committed to providing development services exclusively for Symbian OS and Symbian OS reference designs such as the Nokia 9200 & Series 60, and UIQ and has been working closely with Symbian OS licensees to deliver new technologies for Symbian OS phones.

Cellsoft said it has been providing Symbian OS development services since 1999. In addition to developing software for Symbian OS phones, Cellsoft also conducts research projects on behalf of its partners and has released three multi-player titles: CellPoker, CellMill, and CellHalma for Symbian OS. It has markets downloadable Bluetooth-enabled games for Symbian OS.