companydirectorylist.com  Global Business Directories and Company Directories
Search Business,Company,Industry :


Country Lists
USA Company Directories
Canada Business Lists
Australia Business Directories
France Company Lists
Italy Company Lists
Spain Company Directories
Switzerland Business Lists
Austria Company Directories
Belgium Business Directories
Hong Kong Company Lists
China Business Lists
Taiwan Company Lists
United Arab Emirates Company Directories


Industry Catalogs
USA Industry Directories














  • Duolingo - The world’s most popular way to learn
    Learning with Duolingo is fun, and research shows that it works! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills
  • Duolingo - Language Lessons - App Store
    Duolingo is the fun, free app for learning 40+ languages through quick, bite-sized lessons Practice speaking, reading, listening, and writing to build your vocabulary and grammar skills
  • Duolingo - Wikipedia
    Duolingo also offers the Duolingo English Test, an online language assessment, and Duolingo ABC, a literacy app designed for children The company follows a freemium model, where some content is provided for free with advertising, and users can pay for ad-free services which provide additional features
  • Learn Spanish with lessons that work - Duolingo
    Learning with Duolingo is fun, and research shows that it works! With quick, bite-sized lessons, you’ll earn points and unlock new levels while gaining real-world communication skills
  • Duolingo: Language Lessons - Apps on Google Play
    Learn a new language with the world’s most-downloaded education app! Duolingo is the fun, free app for learning 40+ languages through quick, bite-sized lessons Practice speaking, reading,
  • Duolingo
    With our free mobile app and web, everyone can Duolingo Learn English with bite-size lessons based on science
  • Keeping the Streak Alive: The Story of Duolingo - quartr. com
    How Duolingo made language learning addictive, scaled to millions of users, and built a powerful subscription business around everyday practice
  • The Duolingo Year in Review is here, and mine is a reality check . . .
    Duolingo just released its Year in Review 2025, showing you how much time you've spent on the app, your total XP earned, and more




Business Directories,Company Directories
Business Directories,Company Directories copyright ©2005-2012 
disclaimer