It received a score of 2 out of 7 points on the scorecard.
It received points for having communications encrypted in transit and for having recently completed an independent security audit.
In June 2017, Facebook updated video chats to give users the ability to add animated versions of Facebook's reactions on top of their face, such as tears for a crying face and an exploding halo of hearts around the head when sending heart emoji.
News publisher bots "message subscribers directly with news and other information", In August 2015, Facebook announced M, an artificial intelligence virtual assistant for use in Messenger that is capable of automatically completing tasks for users, such as purchase items, arrange gift deliveries, book restaurants, and arrange travels.
Facebook announced a "Home" button as a central location for sending and receiving messages.
Users can send messages and exchange photos, videos, stickers, audio, and files, as well as react to other users' messages and interact with bots. The standalone apps support using multiple accounts, conversations with optional end-to-end encryption, and playing games.
After being separated from the main Facebook app, Messenger had 600 million users in April 2015, growing to 900 million in June 2016, 1 billion in July 2016, and 1.2 billion in April 2017.
In October 2016, Facebook released Facebook Messenger Lite, a stripped-down version of Messenger with a reduced feature set.