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.
http://www.srrsh.cuhk.edu.hk/zh/fta-%E9%9B%86%E9%AB%94%E8%A7%80%E8%88%9E-%E3%80%8Aink%E3%80%8B