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.
동경대학교 야스다강당(東京大学安田講堂)/우치다 요시카즈(内田祥三) https://leeyonggeun.com/archives/28923