Facebook's Study program pays for information about the apps you use - Android

Facebook announced today that it has launched a new app for Android users called Study from Facebook. The app will be used to help the company conduct market research and all participants will be paid. This isn't an app that you can download from the Google Play Store at any time. Instead, Facebook will be running ads online and if you click on one, you can register to download Study. But you still have to qualify, and if you do, the app will then show up in the Play Store like magic.

Those who do sign up will learn how the app works and what information it will collect. ...