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://rayanshahr.farafile.ir/file/25364/بهره-برداری-بهینه-از-باتری-ها-در-ریزشبکه--کدنویسی-در-متلب