Yesterday Facebook announced that 1.1 billion people use the site every month. But where do others stand? The results are surprising.
For all of Instagram's popularity, Snapchat users upload 110 million more photos per day. Yahoo Mail is more popular than Twitter. And even MySpace is as popular as Spotify.
To get sense of what the internet actually looks like in 2013, we've compiled a list of some of the biggest social media sites and apps. These are official numbers, which means some may be inflated a bit — Google+ counts users in a very generous way, for example. But overall they're a pretty good indication of just how people spend time on the internet now.