Chatty for Facebook Messenger 2.5.4 | Multilingual | macOS | 5 mb
Searching for a lightweight, but fully functional app for chatting with your Facebook friends? Try Chatty, the whole new way of keeping in touch with your buddies.

Features:

* Messenger functionality.
* Supports Retina display.
* Choose the appearance that fits for you for the best experience.
* Compact mode - to make chatting more comfortable on smaller screens.
* Get built-in notifications instantly to stay up to date.
* Send replies from the notifications.
* Send stickers and download directly from the Sticker Store.
* Create groups and text with your friends.
* Send photos and files with drag-n-drop.
* Easy and secure Facebook Login with 2-step verification.

Compatibility: OS X 10.11 or later 64-bit
Mac App Store:

https://geo.itunes.apple.com/app/id981117463