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.
來了,Mac OS X El Capitan 正式推出,多項新功能值得升級! https://qooah.com/2015/10/01/mac-os-x-el-capitan-released/