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.
Mac OS X 竟成為 2015 年最多漏洞的軟件? https://qooah.com/2016/01/06/mac-os-x-security-flaw-2015/