The Facebook Messenger app is an extension to the Facebook app and provides all held there personal conversations at your fingertips. As such, it offers potential users an even easier access to personal contacts and conversations. However, one should deal in advance with the many permissions that are required here. If you have no problem with the fact that one agrees with all accesses here, you can feel free to use this app. All other should they prefer not to install and instead prefer to access via the Facebook app to personal conversations.
