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Edge28 Nov 2025
Keeping the Streak Alive: The Story of Duolingo
How Duolingo made language learning addictive, scaled to millions of users, and built a powerful subscription business around everyday practice.
Duolingo
Duolingo (DUOL) investor relations material
Duolingo Q4 2025 earnings summary
Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.Q4 2025 earnings summary26 Feb, 2026
Executive summary
Surpassed 50 million daily active users, over five times the 2021 IPO level, and exceeded $1 billion in bookings for the first time in 2025.
Announced a strategic shift to prioritize user growth and enhance the free learner experience over near-term profitability, aiming for 100 million DAUs by 2028.
Advances in AI are pivotal for future product development and user engagement.
Transitioned CFO role from Matt Skaruppa to Gillian Munson.
Financial highlights
2025 bookings exceeded $1 billion; adjusted EBITDA surpassed $300 million.
Q4 bookings growth was about 24% year-over-year.
2026 guidance: bookings growth of 10%-12%, revenue growth of 15%-18%, adjusted EBITDA margin around 25%.
Q1 2026 guidance: 11% bookings growth, 25% revenue growth, 25.5% adjusted EBITDA margin.
Outlook and guidance
Aims to reach 100 million daily active users in the medium term by prioritizing user growth and product improvements.
Expect DAU growth to be about 20% year-over-year throughout 2026.
Short-term: slower bookings growth and lower profitability due to investment in user growth.
Adjusted EBITDA margin expected to decline by roughly 3 points sequentially in Q2, then improve in the second half of 2026.
Revenue growth rate to moderate after Q1, with stabilization in the second half.
Detail free learner experience improvements
2026 AI feature development plans?
New subjects' role in reaching 100M DAU?
Drivers of 2026 Adjusted EBITDA margin decline
New subjects' contribution to 2028 DAU goal
AI feature access impact on subscription strategy
What drives 100M DAU target by 2028?
New monetization post-friction removal?
AI's impact on competitive landscape?
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Next Duolingo earnings date
Q1 202630 Apr, 2026
Duolingo
Next Duolingo earnings date
Q1 202630 Apr, 2026
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Frequently asked questions
Language Learning Platform
Duolingo is a digital language learning platform established in 2011. It offers a range of languages to users who are looking to learn through an online platform in a fun and casual setting. The platform employs a mix of lessons, quizzes, and gamified exercises to assist and guide its users in their learning. Its distinctive feature is the gamification of lessons, aiming to make the learning process more engaging. Duolingo can be accessed through its website or via its mobile application and caters to everything from travelers to students and professionals. The platform's mascot, a green owl, has become an immediately recognizable symbol of both the company and its platform.
Free Learning
Duolingo was launched in 2011 by Luis von Ahn and Severin Hacker, two computer scientists with the ambition to offer free language education to the masses. Founded in Pittsburgh, Duolingo began as an innovative platform designed to break barriers in language learning by uniquely combining gamified lessons with a crowd-sourced text translation model. Over the years, Duolingo evolved and grew, expanding its language offerings, and becoming one of the most downloaded educational apps globally. As of today, Duolingo has hundreds of millions of users worldwide and offers over 30 languages.
The Platform
Duolingo provides a multi-faceted platform that offers a user-friendly and fun way to approach learning new languages. Designed with gamification in mind, learners can engage in bite-sized lessons, reinforcing their knowledge through varied exercises, such as translation, listening, and matching tasks. The platform includes a streak system and experience points to motivate consistent learning. Furthermore, Duolingo Stories allow users to immerse themselves in short, interactive narratives in the language they’re learning, aiding comprehension skills and real-life application of what they’ve learned. The platform also introduced Duolingo Podcasts for some languages, providing real-life conversations and narratives suitable for intermediate learners. This is something that has been appreciated by users, as turning to a podcast on Spotify or SiriusXM can feel daunting while learning.
Free and Paid Users
Primarily known as a free language-learning platform, Duolingo has devised several revenue streams to sustain its operations. One of the primary sources is its "Duolingo Plus" subscription, which offers an ad-free experience, offline access to lessons, and progress tracking. The introduction of in-app advertisements for non-subscribed users has also helped Duolingo generate revenue. Furthermore, Duolingo has ventured into language proficiency testing. Their "Duolingo English Test" is presented as an affordable alternative to traditional English proficiency tests and is recognized by numerous institutions.
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