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.
警鐘誤嗚 https://www.brain-classroom.com/2014/06/%e8%ad%a6%e9%90%98%e8%aa%a4%e5%97%9a/