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://selling.farafile.ir/file/23510/لغات-مهم-کتاب-نمونه-های-نثر-ساده-انگلیسی-(دانشگاه-پیام-نور)