Unlike Google and Apple's operating systems, which are built from proprietary technology, Firefox OS uses the HTML5 standard that Web services are built with. That means anyone familiar with Web programming can create Firefox OS apps.
The company, which runs the Firefox browser, has partnered with Chinese low-cost chip maker Spreadtrum.
Mozilla smartphones were launched in July last year, and have since expanded into 15 markets. The company has already collaborated with four handset makers such as ZTE Corp, LG Electronics and five wireless carriers to launch five Firefox-powered smartphones in Europe and Latin America so far.
"In 2014, we are differentiating our user experience and our partners are growing the portfolio of devices. We are also enabling a whole new category of smartphone, priced around USD 25, that will bring even more people around the world online," Mozilla Chief Operating Officer Jay Sullivan had said earlier in the year.