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.
http://gsia.tums.ac.ir/fa/ndt/356228/با-ت-کید-بر-جدی-گرفتن-سیاست-درهای-باز-در-بین-الملل