Facebook Messenger becomes the third non-Google app to reach 5 billion installs on the Play Store

With the popularity of Android, plenty of applications have managed to cross over the one billion installs threshold on the Play Store. It's a lot more selective in the five billion-plus club, which only two non-Google apps have ever succeeded in joining. You can finally bump that count up to three, as Facebook Messenger achieved a new milestone for installs just this week.