Looks like the same Identity to me. just a redesign of the logo. Bad timing for him/her since Google recently released a simplified version that looks better.
It instantly reminded me of simple as well. Both top fixed headers with orange buttons and large BG image with a white background. There are more for sure. The basic app/tool website layout.
I've read teens are slowly moving away from facebook to Twitter & Instagram. Probably because it has less drama. It is more about narcissism without needing to reply to anybody.