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.
iOS 8 beta 4加入「Tips」App,助你了解系統新功能! https://qooah.com/2014/07/22/ios-8-beta-4-tips-app/