Duolingo (DUOL) just crossed a key milestone, topping US$1b in annual revenue while hitting record daily and monthly active users, even as questions about AI driven competition and the app’s staying power intensify.

Despite the user and revenue milestones, Duolingo’s recent share price performance has been weak, with a 30 day share price return of 25.03% and a year to date share price return of 36.21%. The 1 year total shareholder return of 74.50% contrasts with a 3 year total shareholder return of 23.87%, suggesting recent sentiment has cooled even as the longer term picture remains more constructive.

If Duolingo’s AI story has your attention, it could be a good moment to broaden your watchlist with our screener of 58 profitable AI stocks that aren't just burning cash as potential next ideas.

So with Duolingo now at roughly US$964.3m in revenue, solid profitability and a share price that has dropped 74.50% over the past year, is this a mispriced AI enabled compounder, or is the market already discounting future growth?

Most Popular Narrative: 58.1% Undervalued

Compared with Duolingo’s last close at $112.57, the most followed narrative points to a fair value of $268.64, a sizable valuation gap that hinges on long term growth and profitability assumptions.

Duolingo (DUOL) checks the boxes for a classic Simply Wall St "Snowflake" opportunity:

• High Growth: Revenue +41%.

• Healthy Balance Sheet: Over $1B in cash/investments, zero net debt.

• Improving Value: Trading at a historical discount. The narrative suggests that the market is reacting to a quarterly bookings miss and focuses instead on multi-year compounding of the user base. It frames the current price of $181 as a potentially compelling entry point into a platform with strong competitive positioning for investors with a 3-5 year horizon.

Curious how a language app earns a premium fair value over double today’s price, according to WealthAP? The narrative leans hard on revenue growth, expanding margins and a specific profit multiple that assumes Duolingo’s education platform keeps scaling. Want to see which growth runway and profitability targets have to hold for that $268.64 figure to be supported?

Result: Fair Value of $268.64 (UNDERVALUED)

However, you still need to watch for any real slowdown in revenue growth to 18.38% or pressure on that 40.03% profit margin, especially with AI rivals circling.

Next Steps

Given the mix of concerns and optimism running through this story, it helps to look at the source data yourself and move fast in forming your own view. You can then ground that view in our breakdown of 3 key rewards and 1 important warning sign.

Ready to hunt for your next idea?

If Duolingo is on your radar, do not stop there. Use the Simply Wall St screener to surface other opportunities before the crowd gets curious.

• Target stability with companies that pair healthy finances and resilience by checking out our solid balance sheet and fundamentals stocks screener (44 results).
• Spot potential value gaps early by scanning through our 55 high quality undervalued stocks before interest builds elsewhere.
• Secure potential income ideas by reviewing our 13 dividend fortresses that focus on stronger yielding dividend payers.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.