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 6.0 正式版即將推出,所有新機舊機升級前須知的事! https://qooah.com/2012/09/18/everything-you-need-to-know-about-ios6/