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.
不一樣的退修 https://www.krt.com.hk/post/10167/%e4%b8%8d%e4%b8%80%e6%a8%a3%e7%9a%84%e9%80%80%e4%bf%ae/