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.
천문연 등 국제 연구팀, 인간 최초로 발견 된 블랙홀 위치 측정 https://aju.news/533601.html