End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
Facebook即將推出全新設計, 速度大提升的 App https://qooah.com/2012/06/28/facebook-plans-to-speed-up-its-iphone-app/