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.
包子蛋糕 ... https://cat-sky.tw/2016/11/30/%e5%8c%85%e5%ad%90%e8%9b%8b%e7%b3%95/