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.
有口難言 https://www.brain-classroom.com/2013/02/%e6%9c%89%e5%8f%a3%e9%9b%a3%e8%a8%80/