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.
iOS5.1暗示下一代iPhone將支援4G LTE連線技術? https://qooah.com/2012/03/23/ios-5-1-4g-lte-iphone/