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.
스카이랩스-서울대병원, 반지형 심장 모니터링 '카트' 연구결과 국제 학술지에 논문 게재 https://wowtale.net/2020/06/10/14038/