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.
慎防爆血管 https://www.brain-classroom.com/2014/08/%e6%85%8e%e9%98%b2%e7%88%86%e8%a1%80%e7%ae%a1/