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.
湯圓的季節 https://cat-sky.tw/2014/12/21/%e6%b9%af%e5%9c%93%e7%9a%84%e5%ad%a3%e7%af%80/