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.
https://book.icfi.ir/book/322268/نقدی-بر-دانش-مدیریت-پژوهش-مدیریتی-و-دانش-مدیریت