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.
자바(Java) Swing UI + 네트워크 소켓으로 만든 학식(학생식당) KIOSK (유사 프로그램) http://yoonbumtae.com/?p=3167