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.
怕病而病 https://www.brain-classroom.com/2013/11/%e6%80%95%e7%97%85%e8%80%8c%e7%97%85/