Is duolingo the best language app?

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Tags

1. #through
2. #meaning
3. #years
4. #languages
5. #learning
6. #debut
7. #material
8. #duolingo
9. #choice
10. #program
11. #favorite
12. #memrise
13. #editors
14. #category
15. #language
16. #lessons
17. #offers
18. #since
19. #sequential
20. #order