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.
RxSwift(ReactiveX + Swift): 기본 개념 및 스토리보드 예제 (요약) http://yoonbumtae.com/?p=4474