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Duolingo: Language LessonsDuolingo, IncApp Store 4.7Google Play 4.7

Did Duolingo's AI-first turn change what learners complain about?

Shared report · updated Sep 25, 2026

About Duolingo

Duolingo is the fun, free app for learning 40+ languages through quick, bite-sized lessons.

Education · Free · out since 2012 · from the App Store description
Sample1,668 reviews1,143 Google Play · 525 App Store
Which reviewsNatural mixRelease check
DatesOct 1, 2024 to Sep 25, 2026Not every store reached back to the start
Where5 App Store countriesevery language; Google Play is global

Top praise: easy to use and content variety and depth. Top complaint: missing feature (in 32% of complaints), then content quality.

1,668Reviews analyzedposted over 3 months
29%Complain488 reviews
81%Praise1,347 reviews
2%Left or refundeduninstall, cancel or refund

What goes wrong

Missing feature31%
I wanted to learn Tamil but I don’t see that option available. Apart from Hindi no other Indian language is available
Content quality14%
I am giving up a 943 day streak because I cannot stand how often their AI gets things wrong.
Crashes and bugs12%
Every time I try to “get started”, the app says an error has occurred. I updated my app, updated my ipad, still the same issue. I cant use the app at all.

What goes well

Helps me learn or get things done37%
You should definitely buy Duolingo because it helps with languages right now.
General praise39%
I love this app!
Fun and engaging12%
Best Learning App EVER!

Their categories

Yes or no questions the person who shared it asked of every review

AI generated content3%
I am giving up a 943 day streak because I cannot stand how often their AI gets things wrong.
Company AI stance1%
I am giving up a 943 day streak because I cannot stand how often their AI gets things wrong.
Energy and hearts13%
Duo asks for permission for sound, the moment you open settings, all progress is lost.
Paywall and upsells22%
Such a rip off, don’t get the trial offer, even if you don’t use it they will not remind you when it expires and charge you for a full years fee up front.
Removed features9%
LATEST UPDATE DESTROYED THE APP I have a paid subscription and have been using the app for over a year, the latest update destroyed the app.

What they ask for

142 reviews ask for something; 4 more with a free account

More content37%
New feature or option33%

Who is saying it

The biggest clear differences between audiences; 6 more with a free account

Star rating5 stars: left or refunded less often than everyone (under 1% vs 2%).

PlatformGoogle Play: mention performance and battery less often than everyone (0% vs 4%).