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.
存在理由 https://www.smartphonography.club/2017/08/%e5%ad%98%e5%9c%a8%e7%90%86%e7%94%b1/