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://2doc.ir/blog/سئو-کلاه-سیاه-چیست-و-چرا-باید-آن-را-بلد-ب/