DUOL — Duolingo Inc

Duolingo Inc (DUOL) is a software - application company listed on NASDAQ. It is led by Luis Alfonso von Ahn Arellano Ph.D., based in 5900 Penn Avenue, Pittsburgh, PA, United States, 15206, with about 900 employees. Duolingo, Inc. operates as a mobile learning platform in the United States, the United Kingdom, and internationally. The company offers 250 language courses, including Spanish, English, French, German, Italian, Portuguese, Japanese, and Chinese through its Duolingo app. It also provides a digital English language proficiency assessment exam. The company was incorporated in 2011 and is headquartered in Pittsburgh, Pennsylvania.

Latest reported DUOL revenue for 2025-09-30 was $271.7M. Net income was $292.2M. Revenue was up 7.7% from 2025-06-30 to 2025-09-30. DUOL currently screens at market cap $5.08B and trailing P/E 12.5.

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