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.
reCAPTCHA 進化變聰明,終不用再問你是不是機械人! https://qooah.com/2017/03/10/google-captcha-f-youre-not-a-robot/