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.
Microsoft 正式推送 Windows 10 Mobile 給舊有 WP 8.1機種 https://qooah.com/2016/03/19/windows-10-mobile-wp-8-1/