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://porseshname.pdf-doc.ir/file/22316/دانلود-مقاله-تعريف-عرف-و-عناصر-آن-در-قانون-و-فقه