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.
《 Cytus II 》限免 https://blog.wongcw.com/2020/09/15/%e3%80%8a-cytus-ii-%e3%80%8b%e9%99%90%e5%85%8d-2/