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://www.avangard.ir/blog/کتاب-کودک-داستان-یک-اختراع-فوق-العاده-معرفی-بررسی/