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.
OS X 推出十五年歷史任務完成,下一代即將换上新名稱! https://qooah.com/2016/03/30/os-x-may-change-to-macos/