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gptkbp:instanceOf
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gptkb:mobile_application
online learning platform
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gptkbp:availableOn
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gptkb:Android
gptkb:iOS
web
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gptkbp:awarded
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gptkb:Apple's_iPhone_App_of_the_Year_2013
gptkb:Google_Play's_Best_of_the_Best_2013
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gptkbp:businessModel
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freemium
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gptkbp:category
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Education
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gptkbp:CEO
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gptkb:Luis_von_Ahn
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gptkbp:developedBy
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gptkb:Duolingo,_Inc.
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gptkbp:Duolingo_Plus
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ad-free experience
progress tracking
offline lessons
|
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gptkbp:features
|
gptkb:Duolingo_Plus
podcasts
stories
leaderboards
XP points
gamified language learning
hearts system
streak system
|
|
gptkbp:founder
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gptkb:Luis_von_Ahn
gptkb:Severin_Hacker
|
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gptkbp:freeFrom
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yes
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gptkbp:hasSubscription
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gptkb:Duolingo_Plus
|
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gptkbp:headquartersLocation
|
gptkb:Pittsburgh,_Pennsylvania,_USA
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Duolingo app
|
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gptkbp:inAppPurchases
|
yes
|
|
gptkbp:IPODate
|
2021
|
|
gptkbp:languageOfInstruction
|
gptkb:Arabic
gptkb:Chinese
gptkb:French
gptkb:German
gptkb:Italian
gptkb:Korean
gptkb:Russian
gptkb:Spanish
English
Japanese
Portuguese
many other languages
|
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gptkbp:launched
|
2012
|
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gptkbp:logo
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green owl (Duo)
|
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gptkbp:mascot
|
gptkb:Duo_the_owl
|
|
gptkbp:publiclyTraded
|
yes
|
|
gptkbp:stockSymbol
|
DUOL
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gptkbp:supports
|
multiple languages
|
|
gptkbp:targetUser
|
over 500 million users
|
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gptkbp:website
|
https://www.duolingo.com
|
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gptkbp:bfsParent
|
gptkb:Duo_the_owl
|
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gptkbp:bfsLayer
|
5
|