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://gsia.tums.ac.ir/ic_pharmlib/ndt/357388/ت-لیف-نخستین-جلد-از-مجموعه-کتاب-های-علوم-تلفیقی-تو