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.
18 de desembre de 2012 https://www.upc.edu/economia/resolveuid/8e30a0f3-260e-46f5-a797-cd2777a89809