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://unionline.farafile.ir/file/22302/پرسشنامه-مقابله-با-موقعیت-های-استرس-زا-(اندلر-و-پاركر-1990)