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.
最基礎的SAA 及TAA https://www.mpfdiy.com/2021/06/%e6%9c%80%e5%9f%ba%e7%a4%8e%e7%9a%84saa-%e5%8f%8ataa/