In December 2018, we revealed how some of the most widely used apps in the Google Play Store automatically send personal data to Facebook the moment they are launched. That happens even if you don't have a Facebook account or are logged out of the Facebook platform (watch our talk at the Chaos Communication Congress (CCC) in Leipzig or read our full legal analysis here).
Today, we have some good news for you: we retested all the apps from our report and it seems as if we have made some impact…