The default tab called The Latest (the one with the envelope icon at the top).

This is a list with all your latest events and notifications from your various social networks. you will notice each network's logo and the event type (private message, friend request etc.).

Switching to the second tab (with the arrows icon) reveals the Top friends tab - a list of your top 16 friends (the ones 8hands' smart algorithm detected you comunicate with the most). This list allows you to easily contact - message or call your best friends with just one click!