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.
大手書店バーンズ&ノーブルが大規模なデジタル・イニシアティブを開発中 https://youshofanclub.com/2009/03/19/post-3302/