Scale and User Milestone
Surpassed 50 million daily active users (DAUs) in 2025 — more than 5x the DAUs at IPO in 2021; medium-term goal to reach 100 million DAUs by 2028 (double).
Strong 2025 Financial Performance
Delivered over $1 billion in bookings and more than $300 million in adjusted EBITDA in 2025; company described as "profitable at scale."
2026 Financial Guidance
Full-year guidance: bookings growth 10%–12%, revenue growth 15%–18%, adjusted EBITDA margin around 25%; Q1 guidance: bookings +11%, revenue +25%, adjusted EBITDA margin 25.5%.
Capital Allocation — Buyback Authorization
Board authorized share repurchases of up to $400 million, signaling strong balance sheet and return-of-capital optionality.
AI-Driven Strategic Opportunity
Company is prioritizing AI to "teach significantly better," plans thousands of A/B tests and large initiatives across three categories (teach languages better, improve free experience, grow new subjects), and expects AI to be a major growth enabler.
New Subject Traction and Product Roadmap
Chess reached ~7 million DAUs in under a year; speaking adventures (free/for-all) expected to scale midyear; more advanced content up to Duolingo score 129 for top 9 languages rolling out in 1–2 months.
Improving Engagement on AI Features
Video call (Lily) metrics improving — words spoken per user is "monotonically increasing" over time; company plans to experiment with expanding video call access to larger tiers (Super) as AI costs fall.
Ad Monetization Quality Over Volume
Plan to keep ad load stable but increase yield and ad quality via direct deals (higher CPMs and better user experience) and experiments such as serving ads in the language being learned.