User Engagement and Growth - As of December 31, 2024, Duolingo has over 100 million monthly active users and offers courses in over 40 languages[28]. - Approximately 9% of monthly active users are paid subscribers, with significant growth in subscriber penetration since the launch of the paid subscription in 2017[32]. - Duolingo learners complete over a billion exercises daily, creating the world's largest learning dataset[31]. - As of December 31, 2024, Duolingo had approximately 32 million daily active users with a 7-day streak or longer, and about 10 million daily active users with a 365-day streak or longer[38]. - The Duolingo App offers courses in over 40 languages to more than 100 million monthly active users, making it the top-grossing app globally in the Education category[42]. Financial Performance - Total revenues for the year ended December 31, 2024, reached 748,024thousand,representinga40.9531,109 thousand in 2023[397]. - Gross profit for 2024 was 544,379thousand,up39.9389,004 thousand in 2023[397]. - Net income for 2024 was 88,574thousand,comparedtoanetincomeof16,067 thousand in 2023, marking a significant increase[397]. - Total current assets increased to 1,101,588thousandin2024,upfrom897,798 thousand in 2023, reflecting a growth of 22.6%[395]. - Deferred revenues rose to 372,884thousandin2024,a49.8249,192 thousand in 2023[395]. Product and Service Expansion - Duolingo launched a math course in 2022 and a music course in 2023, expanding its platform beyond language learning to additional subjects[36]. - Duolingo Max, launched in 2023, is a premium subscription tier that provides additional features powered by generative AI technology[44]. - The company aims to expand its addressable market by diversifying its product offerings and leveraging its scalable technology platform[36]. Market and Competitive Landscape - The online language learning industry is highly competitive, with low switching costs and constant innovation from competitors[19]. - Consumer spending on online and offline language learning is projected to reach about 123billionby2027[27].TechnologyandInnovation−Duolingo′sfocusondataanalyticsandAIaimstoenhanceuserengagementandlearningefficacy,supportedbyastrongroadmapforfuturefeatureimprovements[33].−Thecompanycapitalized9.0 million in software development costs during the year ended December 31, 2024, bringing total capitalized software development costs to 35.7million[381].−Thecompany’stechnologyplatformfocusesonAI,machinelearning,anddataanalyticstoenhancethelearningexperienceandoptimizeuserengagement[40].RegulatoryandCompliance−Thecompanyissubjecttovariousdataprotectionregulations,includingGDPRintheEEAandU.K.,whichimposestrictcompliancerequirements[63].−Thecompanyhasimplementedage−gatingproceduresforitsDuolingoApptocomplywithCOPPAregulationsforusersunder13[62].−Thecompanyissubjecttoevolvinglawsandregulationsregardingconsumerprotectionanddataprivacy,whichmayimpactitsbusinessoperations[61].CashFlowandInvestments−Cashandcashequivalentsattheendof2024were785,791 thousand, up from 747,610thousandin2023,showingagrowthof5.1217,330,000 in 2024, significantly higher than 13,584,000in2023,primarilyduetopurchasesofinvestments[403].−Thecompany’scash,cashequivalents,andrestrictedcashattheendoftheperiodtotaled788,526,000, up from 750,345,000in2023,reflectingastrongliquidityposition[403].Stock−BasedCompensationandEquity−Thetotalstock−basedcompensationexpensefortheyearendedDecember31,2024,was110,477, an increase of 16.1% from 95,221in2023andup49.673,820 in 2022[509]. - The intrinsic value of options exercised was approximately 365,484fortheyearendedDecember31,2024,comparedto192,456 in 2023 and 140,884in2022[500].−AsofDecember31,2024,therewere1,802restrictedstockunits(RSUs)outstandingwithaweightedaveragegrantdatefairvalueof143.96 per share[500]. Acquisitions and Strategic Growth - The company completed two acquisitions in July 2024 for a total consideration of 7,500,000,with6,600,000 paid in cash[464]. - The company’s acquisitions of companies net of cash acquired amounted to $6,595,000 in 2024, indicating strategic growth through acquisitions[403]. Risks and Challenges - The company has experienced operating losses in the past and may face challenges in achieving or maintaining profitability in the future[19]. - The company relies on third-party platforms for product distribution and payment collection, which poses risks to its business[21]. - The company has not entered into any hedging arrangements regarding foreign currency risk, which may affect its operating results due to fluctuations in exchange rates[370].