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.
카사, 고려대 블록체인 연구소와 전략적 업무 협약 체결 https://wowtale.net/2021/01/07/20440/