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.
たぶん、、 http://www.slj-co.jp/2017/12/21/%e3%81%9f%e3%81%b6%e3%82%93%e3%80%81%e3%80%81/