EPISODE · May 29, 2026 · 8 MIN
How Duolingo A-B Tests Its Way to Better Language Lessons
from Conversion Rate Optimization with Fexingo: A/B Testing, Landing Pages, and CRO Strategy · host Fexingo
In this episode of Conversion Rate Optimization with Fexingo, Lucas and Luna dive into Duolingo's rigorous A-B testing culture. They explore how the language app runs hundreds of concurrent experiments on everything from lesson structure to notification timing, using specific examples like the 'streak' mechanic and push notification tests. Learn how Duolingo leverages statistical significance at scale, the role of learning outcomes vs. engagement metrics in test success, and why the company's approach to iterative testing keeps users coming back daily. Perfect for marketers, product managers, and anyone curious about data-driven growth. #Duolingo #ABTesting #CRO #ConversionRateOptimization #Marketing #GrowthHacking #Experimentation #StatisticalSignificance #UserEngagement #ProductDesign #LanguageLearning #FexingoBusiness #BusinessPodcast #DataDriven #MobileApp #NotificationTesting #StreakMechanic #IterativeDesign Keep every episode free: buymeacoffee.com/fexingo
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How Duolingo A-B Tests Its Way to Better Language Lessons
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