The world's largest course marketplace, currently being absorbed into the Coursera ecosystem (announced Dec 2025). While it offers 210,000+ courses, it has faced criticism for a 'subscription-first' pivot that de-prioritizes individual purchases and significantly reduces instructor payouts. In 2025, it integrated 'Udemy Intelligent' AI to help students find learning paths and summarize transcripts.

A popular Education tool that many users find too expensive or restrictive.