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.
說經解字 https://www.krt.com.hk/post/9672/%e8%aa%aa%e7%b6%93%e8%a7%a3%e5%ad%97/