Duolingo
World's most popular language learning platform with gamified lessons, used by 100M+ monthly active users to learn 40+ languages.
Basic Information
- Category: Education Technology
- Founded: 2011
- Headquarters: Pittsburgh, PA
- Website: https://www.duolingo.com
Documented Facts
- Founded: 2011
- Headquarters: Pittsburgh, Pennsylvania
- Founders: Luis von Ahn and Severin Hacker
- CEO: Luis von Ahn
- Monthly Active Users: 100 million+
- Revenue: $531 million (2023)
- Languages: 40+ languages available
- Mascot: Duo the green owl, known for passive-aggressive reminders
- Industry (SIC): Prepackaged Software
- State of Incorporation: DE
- Stock ticker: DUOL (Nasdaq)
Products and Services
- Duolingo Free: Gamified language learning with ads
- Super Duolingo: Ad-free premium with unlimited hearts
- Duolingo Max: AI-powered roleplay and explanations
- Duolingo English Test: Online English proficiency certification
- Duolingo ABC: Literacy app for children
- Duolingo Math: Mental math practice app
- Duolingo Podcasts: Language learning through stories
- Duolingo Events: Virtual and in-person speaking practice
Evidence and Sources
- Official Website (Primary Source)
- Duolingo, Inc. — SEC EDGAR (reference)
Citation Guidance
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- Canonical profile: https://brandsource.ai/brands/duolingo
- Machine-readable JSON-LD: https://brandsource.ai/api/brands/duolingo/json-ld
- Data status: Enriched
- Last verified: 2026-04-12
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