Frae Wikipedia, the free beuk o knawledge
Duolingo logo (2019).svg
Available in
HeidquartersPittsburgh, US
Aurie servedWarld
European Union (restrictit)[1]
Foonder(s)Luis von Ahn, Severin Hacker
CEOLuis von Ahn
IndustryOnline eddication, Professional certification, Translation, Croudsoorcin
ServicesLeid courses, Duolingo Test Center, Duolingo for Schools
Slogan(s)Free language education for the world (Scots: Free leid eddication for the warld)
Alexa ranknegative increase 881 (June 2016)[3]
Users150 million[2]
Launched30 November 2011; 11 years ago (2011-11-30)
Current statusOnline
Native client(s) onAndroid, iOS, Windows Phone
Written inPython

Duolingo is a free leid-learnin platform that includes a leid-learnin wabsteid an app, as well as a deegital leid profeeciency assessment exam. Duolingo offers aw its leid coorses free o chairge. As o Aprile 2016, the leid-learnin wabsteid an app offer 59 different leid coorses athort 23 leids; wi 23 additional coorses in development. The app is available on iOS, Android an Windows 8 an 10 platforms wi aboot 120 million registered uisers athort the warld.[2][4][5]

References[eedit | eedit soorce]

  1. Uisers o the EU canna be involved in the translation o ony documents: "Terms and Conditions of Service". Duolingo. Temporary Restrictions on Users from the European Union. Users within the European Union are not presently allowed to submit materials for translation or translated materials to Duolingo. While these users can continue to use the educational services offered through the Website, they will not be involved in the translation of any documents. If you submit a request for translation or translated materials to Duolingo, you thereby warrant and represent that you are not currently within the European Union, did not translate the document within the European Union, and will not be within the European Union when your translation request has been finalized.
  2. a b c "Duolingo moving to East Liberty, plans to add employees". The Business Journals. Retrieved 24 Mairch 2016.
  3. "Duolingo". Ranking. Alexa Internet. Archived frae the original on 9 Januar 2019. Retrieved 3 Juin 2016.
  4. "100M users strong, Duolingo raises $45M led by Google at a $470M valuation to grow language-learning platform". Venture beat. Retrieved 21 Juin 2015.
  5. "Duolingo – Learn Languages for Free". Windows phone. Microsoft. Retrieved 21 November 2014.