Duolingo · founded2011

Unverified: one source, not a primary one. Asserted once a primary source or a second independent domain confirms it.

Valid from

2011-01-01

Valid until

still holds

Published

no source on record carries a date

Recorded by AsOf

2026-11-02

Checked

2026-11-02 · its source page states the value and the date

Confidence

0.60

Sources

“Duolingo was founded in 2011 in Pittsburgh, Pennsylvania by Luis von Ahn and Severin Hacker, making it 15 years old.”— what the page says, read 2026-11-02

• Duolingo History: 2011 Founding, 2012 Launch & IPOsecondary · corpdigest.com

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