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.
研究人員指三星的 Tizen 系統有高達 27,000 個漏洞! https://qooah.com/2017/07/16/developer-found-tizen-27000-bugs/