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.
實用工具,將任何文件掃瞄成PDF檔,方便管理:WorldScan (雙版本) https://qooah.com/2013/08/11/worldscan/