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Can DUOL's Green Machine Sustain Its Strong User Growth Momentum?

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Key Takeaways

  • Duolingo's CURR reached a record 84%, about one percentage point above last year.
  • AI-powered Video Call is expanding to more Super Duolingo subscribers to support engagement and retention.
  • Longer free trials show encouraging early results and are expected to support revenues and daily active users.

Duolingo’s (DUOL - Free Report) Green Machine remains central to its long-term growth strategy. The system tests hundreds of app changes and expands those that work. Small improvements can strengthen retention, learning outcomes and monetization.

This year, Duolingo is emphasizing retention and teaching quality while exploring revenue initiatives that do not hinder free-user growth. Current User Retention Rate, or CURR, measures how many daily users active at some point in the prior seven days return the next day. The metric reached a record 84%, about one percentage point above last year. CURR gains can compound into larger DAU increases.

AI and Trials Enhance Product Appeal

Better learning outcomes could further support engagement, retention and word-of-mouth growth. AI is widening access to conversational practice: most new Super Duolingo subscribers now have Video Call, and existing Super subscribers are expected to gain access later this year. Broader availability should allow Duolingo to deliver its flagship speaking feature to more learners at scale.

The company is also approaching monetization through user-friendly changes. Longer free trials have produced encouraging initial results and are expected to support both revenues and daily active users. Taken together, these initiatives indicate that the Green Machine is strengthening Duolingo’s product while keeping learner value ahead of monetization pressure.

How Do Two Digital-Learning Peers Compare?

Investors evaluating DUOL may also track Coursera (COUR - Free Report) and Chegg (CHGG - Free Report) . Coursera, strengthened by its combination with Udemy, offers a broad skills-development platform, while Chegg focuses primarily on digital academic support and student services. Unlike Coursera and Chegg, Duolingo’s investment case centers on converting frequent, gamified engagement into paid subscriptions and bookings. Monitoring Coursera and Chegg can therefore help investors assess DUOL’s monetization progress within the broader digital-learning market.

DUOL, COUR and CHGG each carry a Zacks Rank #3 (Hold) at present. You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.

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