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://slidesaaz.farafile.ir/file/37013/پاسخ-جدول-های-پودمان-اول-دانش-فنی-تخصصی-رشته-تاسیسات