Duolingo, Inc.
Business overview
Company backgroundDuolingo was founded by Carnegie Mellon engineers Luis von Ahn and Severin Hacker with a mission to develop the best education in the world and make it universally available.
Duolingo is a publicly traded company with over 850 employees and a multi-billion dollar valuation as of 2025. Duolingo operates a freemium business model, offering a free language learning product and monetizing through paid subscriptions.
Since becoming publicly traded in 2021, Duolingo has increased its paying subscriber base from about 5% to 8.8% of monthly active users. Duolingo has expanded beyond language learning to include subjects like Math and Music within its app.
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