Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Discover on Demand - Just like Spotify's Discover Weekly, but whenever you want.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Rocketgraph - Rocketgraph is an open-source drop in replacement to Firebase, except it's much better.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.
Spotify - Map shows when two people play same song at same time