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.
微軟推出為WP8.1而設的動態鎖機屏App: Live Lock Screen! https://qooah.com/2014/07/26/live-lock-screen/