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.
[影片]教你把Siri介面安裝到iPhone 4/iPod Touch 4/3Gs https://qooah.com/2011/11/01/how-to-port-siri-on-iphone-4/