Messenger for Facebook apk content rating is Teen and can be downloaded and installed on android devices supporting 16 api and above.
"New version App: https://play.google.com/store/apps/details?id=com.mlite.liteforfacebook - Messenger For Facebook have included Facebook and Messenger, do not require you to install separate Messenger. - Simple, Faster & Faster Facebook chat office. - Messenger For Facebook help you filtering friends fastest, store your chat history or recent chat conversations, notification in status bar for incoming message or changed statuses. Vibrating and sound notification when selected friends coming online. - Intergrated news feed, chat (messenger)... all in one Messenger For Facebook for Facebook apps. - Material Design UI - Save precious battery life. - Work well with slow network. - Easy download photos and videos. - Chat with Emoticons - Lock or unlock when use apps - 100% free, it only uses your internet data connection (2G/3G/4G) or WiFi. - Login and chat instantly using Facebook account - Friends on Facebook cannot know whether you read their message or not - Receive notification from Facebook or new message coming - Requires only handful of permissions
---> Save your battery and memory <--- - Only 5MB and 20MB roughly after installing compared to hundred of MB by official Facebook and Messenger - Background connection to Facebook server is optimized to save battery - Using no more than 20MB RAM to save your battery - Simplify Facebook layout to save your battery
Totally free! If you like it, give 5 stars and leave comments or suggest us any features."