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://haminhavaly.farafile.ir/file/23034/پرسشنامه-حالات-خلقی-برومز-32-سوالی-(لین-و-همکاران-2007)