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.
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猜猜 她 是 誰 ...... >< https://cat-sky.tw/2015/06/29/%e7%8c%9c%e7%8c%9c-%e5%a5%b9-%e6%98%af-%e8%aa%b0/