Facebook’s “Facebook For Every Phone” app, a service that works on 3,000 different feature phones from dozens of handset manufacturers, now has more than 100 million people using it globally.

The company announced the milestone over the weekend. “This is an important milestone for us,” reads the announcement. “Facebook’s mission is to make the world more open and connected, and Facebook For Every Phone enables people around the globe to connect to the people and things they care about most, no matter what kind of mobile device they use.”

According to Facebook many of the users are in developing markets around the globe. The app gives users access to Facebook and is specifically  designed to be easy for new users to sign up. In addition, it is designed to use less data to help users avoid data charges.