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://interfile.ir/file/45874/آزمون-تشخیص-بیش-فعالی-و-نقص-توجه-(پرسشنامه-درجه-بندی-snap-iv)