Duolingo

● Active

EdTech / Language Learning · Pittsburgh, Pennsylvania, USA · Est. 2011

EdTechlanguage learninggamificationAI personalizationmobile educationfreemiumconsumer appsubscriptions↗ Website

~$6.5B (public, NASDAQ: DUOL)

Valuation

$1.05B

Revenue

800

Employees

2011

Founded

Duolingo is the world's most downloaded education app and the leading platform for language learning. With over 100 million monthly active users, Duolingo uses gamification, AI-powered personalization, and bite-sized lessons to teach 40+ languages for free. Its freemium model — supported by Duolingo Plus subscriptions and advertising — has made language education accessible globally. Duolingo went public on Nasdaq in 2021 and has expanded into math, music, and literacy education.

Recent Press

5 items

PRESS RELEASE·2 days ago

Duolingo Launches Next-Generation EdTech / Language Learning Infrastructure Platform

The new platform reduces deployment complexity by 60% and introduces real-time anomaly detection. Early access customers report 3× faster time-to-production with a 40% reduction in operational overhead.

FUNDING·3 weeks ago

Duolingo Secures $220M Series F at $6.8B Valuation

The round was led by Andreessen Horowitz with participation from Sequoia and existing investors. Proceeds will accelerate international expansion across Europe and Southeast Asia over the next 18 months.

ACQUISITION·5 weeks ago

Duolingo Acquires Developer Tooling Startup Stackform for $85M

The 18-person Stackform team joins Duolingo Engineering. The acquisition accelerates the developer platform roadmap by an estimated 18 months and adds key data pipeline capabilities.

PRESS RELEASE·2 months ago

Duolingo Expands Strategic Partnership with Google Cloud

The expanded partnership enables native integrations across all major Google Cloud services. Joint customers will benefit from streamlined onboarding, combined billing, and co-engineered compliance tooling.

EARNINGS·3 months ago

Duolingo Reports Q3 Revenue Up 41% Year-Over-Year, Beats Estimates

Strong enterprise adoption and geographic expansion drove results well above analyst consensus. Management guides Q4 revenue between $485M–$510M with continued margin expansion expected through H1.

Company History

9 milestones

Duolingo is established with a founding team of 6. The company sets out to reimagine edtech / language learning infrastructure from the ground up, with its first office in Pittsburgh, Pennsylvania, USA.

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