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.
2018年6月3日 プログラミング教室@滝野川文化センター http://kita.j-code.org/kitaku/news/2018/06/24/784/