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.
说不完的道理 https://willywah.net/2009/06/%e8%af%b4%e4%b8%8d%e5%ae%8c%e7%9a%84%e9%81%93%e7%90%86/