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.
国際プロトコール・マナー・英語敬語(英語学習者向け) https://icpa-in.com/course/international-etiquette-for-english-learners/