<p>MENLO PARK, Calif. Facebook has been quietly working for more than two years on a project that is vital to expanding its base of 1.1 billion users: getting the social network onto the billions of cheap, simple "feature phones" that have largely disappeared in America and Europe but are still the norm in developing countries like India and Brazil. Jim Wilson/The New York Times</p><p>A low-price, simple "feature phone" that can run Facebook's interface. Jim Wilson/The New York Times</p><p>Ran Makavy, left, and Javi Olivan lead development on a Facebook for inexpensive cellphones.</p><p>Facebook soon plans to announce the first results of the initiative, which it calls Facebook for Every Phone: More than 100 million people, or roughly one out of eight of its mobile users worldwide, now regularly access the social network from more than 3,000 different models of feature phones, some costing as little as $20.</p><p><a href="http://www.nytimes.com/2013/07/22/technology/for-developing-world-a-lightweight-facebook.html">Keep reading...</a></p><p>Read also:</p><p><a href="http://techcrunch.com/2013/07/21/facebooks-feature-phone-platform-scores-100m-users-most-in-emerging-markets/">Facebook&#039;s Feature Phone Platform Scores 100M Users, Most In Emerging ...</a> (TechCrunch)</p><p><a href="http://blogs.wsj.com/digits/2013/07/22/facebook-surpasses-100-million-users-for-feature-phone-app/">Facebook Surpasses 100 Million Users for Feature Phone App</a> (Wall Street Journal (blog))</p><p><a href="http://thenextweb.com/facebook/2013/07/22/facebooks-every-phone-app-for-feature-phones-passes-100-million-monthly-active-users/">Facebook&#039;s Feature Phone App Passes 100M Monthly Users</a> (The Next Web)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=dmqmVcdFN9fsr7MEI4AOd7Ji6JFXM&ned=us">24 additional articles.</a></p>