Discover on Demand - Just like Spotify's Discover Weekly, but whenever you want.

coconutBattery - With coconutBattery you are always aware of your current battery health. It shows you live information about the battery in your Mac and iOS devices (iPhone, iPad)

Rocketgraph - Rocketgraph is an open-source drop in replacement to Firebase, except it's much better.

BatteryCare - BatteryCare - Application and good practice guide for maintaining and optimizing the battery of the modern laptop

Spotify - Map shows when two people play same song at same time

Accubattery - Monitor's battery capacity through the use of science