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.
下載吧,Apple 正式推出 OS X Yosemite 公開測試版! https://qooah.com/2014/07/25/download-os-x-yosemite-public-beta/