Moodle vs Duolingo
Side-by-side comparison of AI visibility scores, market position, and capabilities
World's most-used open-source LMS with 300M users across 250,000+ sites in 241 countries; free customizable platform competing with Canvas and Blackboard for educational and corporate e-learning.
About
Moodle is the world's most widely-used open-source learning management system — providing educational institutions, corporations, and government organizations with a free, customizable platform for online courses, blended learning, training programs, and educational content delivery. Founded in 2002 by Martin Dougiamas in Perth, Australia, Moodle is used by 300+ million registered users across 250,000+ active sites in 241 countries, making it the largest LMS installation base globally. The Moodle HQ organization employs ~200 people and generates revenue through Moodle Workplace (enterprise LMS), MoodleNet (professional network), and Moodle hosting through its global network of certified Moodle Partners.
Pittsburgh gamified language learning (NASDAQ: DUOL, $17.7B market cap); Q3 2025 $400.2M revenue with 47.7M DAU +40% YoY and 2025 guidance raised to $1.68B; Chess course 1M+ DAU competing with Babbel for consumer language EdTech.
About
Duolingo is a Pittsburgh, Pennsylvania-based language learning platform — publicly traded on NASDAQ (NASDAQ: DUOL) at approximately $17.7 billion market capitalization as of mid-2025 — providing 130+ million monthly active users with gamified language and education courses in 42 languages plus mathematics, music, and chess. In Q3 2025, Duolingo reported $400.2 million in revenue (+9% year-over-year), 47.7 million daily active users (+40% YoY), and 10.9 million paid subscribers (+37% YoY), raising full-year 2025 guidance to $1.68-1.69 billion — versus $748 million in 2024 revenue. The Chess course launched in 2025 surpassed 1 million daily users. Duolingo Max and Super Duolingo premium subscriptions provide AI-powered features including GPT-4-powered conversational practice (Duolingo Max) with roleplay scenarios and AI explanations. Duolingo employs 800+ people with >90% annual employee retention. Founded 2011 by Carnegie Mellon professor Luis von Ahn and Severin Hacker; NASDAQ IPO July 2021 at $3.7 billion valuation.
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