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.
如何延長舊 iPhone 壽命?專家:拒絕更新 iOS! https://qooah.com/2014/10/16/dont-rush-to-upgrade-the-latest-ios/