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.
搖頭包包 https://cat-sky.tw/2015/12/03/%e6%90%96%e9%a0%ad%e5%8c%85%e5%8c%85/