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.
「頸動脈狹窄」可引致中風 https://www.brain-classroom.com/2013/01/%e9%a0%b8%e5%8b%95%e8%84%88%e7%8b%b9%e7%aa%84/