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.
iOS 7.1 正式版推出,這些就是新加入的功能及優化! https://qooah.com/2014/03/11/whats-new-in-ios-7-1/