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, NASA, 새로운 우주 망원경 제작 ...”102 색으로 온 우주 관찰”– Sciencetimes https://aju.news/489755.html