A North Star Metric, according to Mixpanel, is the one measurement that’s most predictive of a company’s long-term success. To qualify as a “North Star,” a metric must do three things: lead to revenue, reflect customer value, and measure progress. 

Below are North Star Metrics of some of your favourite tech companies

Zoom - Weekly Hosted Meetings
WhatsApp - Number of Messages Sent
Uber - Number of Trips
Twitter - Daily Active Users
Tinder - Percentage of Users who are paid
Netflix - Median View Hours Per Month
Facebook - Daily Active Users
eBay - Number of Items Sold
Amazon - Number of Purchases per month
AirBnB - Number of Nights Booked