Duolingo

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Duolingo
Duolingo logo.svg
Headquarters Pittsburgh, Pennsylvania
Founder(s) Luis von Ahn, Severin Hacker
CEO Luis von Ahn
Industry Online education, Professional certification, Translation, Crowdsourcing
Services Language courses, Duolingo Test Center, Duolingo for Schools
Slogan(s) Free language education for the world
Website duolingo.com
Alexa rank 869 (January 2017)[1]
Advertising no
Registration yes
Available in
Current status Online

Duolingo is a free language-learning program.[2] Its website and mobile apps are available to anyone with an Internet connection plus a computer, tablet or smartphone.[3] Duolingo can be used on iOS, Android, Windows 8 and 10 operating systems. Duolingo allows people to learn over 50 different language courses in 23 languages. There are over 100 million people learning a language on Duolingo.[4][5]

Duolingo uses a unique way to make money.[6] Duolingo lets people learn new languages while the company makes money from crowd-sourcing the translation of actual documents.[6]

References[change | change source]

  1. "Duolingo". Ranking. Alexa Internet. Retrieved 23 January 2017. 
  2. Jill Duffy (6 August 2015). "Duolingo". PC Magazine. Retrieved 21 December 2015. 
  3. Shane Hickey (8 March 2015). "Learning the Duolingo – how one app speaks volumes for language learning". The Guardian. Retrieved 21 December 2015. 
  4. "100M users strong, Duolingo raises $45M led by Google at a $470M valuation to grow language-learning platform". Venture beat. Retrieved 2015-06-21. 
  5. "Duolingo – Learn Languages for Free". Windows phone. Microsoft. Retrieved 2014-11-21. 
  6. 6.0 6.1 Lorena Waters (17 December 2015). "Duolingo: Making Money By Offering Free Language Lessons". Recorder Journal. Retrieved 21 December 2015.