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.
2021 Datathon 數據松 https://news.idea-show.com/post/2021-datathon-%e6%95%b8%e6%93%9a%e6%9d%be/