Duolingo Duolingo had more than 100.0K registered teachers June 2015 in Jun 2015
BusinessInsiderJun 10, 2015
Duolingo is a language-learning platform founded in 2011 that offers free and premium courses in 40+ languages to millions of users worldwide. The company generates revenue through subscriptions and advertising while maintaining a community of volunteer contributors and registered teachers who support its educational content.
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Duolingo Duolingo had more than 100.0K registered teachers June 2015 in Jun 2015
BusinessInsiderJun 10, 2015
Duolingo Duolingo had a valuation of $ $470.0M June 2015 in Jun 2015
BusinessInsiderJun 10, 2015