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.
[사회]학교에 다니는 학생의 1/3 또는 2/3? ... "학교에 다니는 학생 수를 늘리기 위해 밀도 조정" https://aju.news/549508.html