Duolingo and Consumer Subscription Businesses

It’s brutal out there. But it’s not hopeless. There are a number of consumer apps that have stood the test of time, including some of my favorites: Grammarly, Duolingo, Noom, Calm, Flo, Future, and Spotify. To answer your question, I went deep into these seven companies (along with a few up-and-comers like Copilot, Centered, Mighty Health, and Greg... See more

Duolingo has a unique approach to measuring success, focusing on "D1 retention," or the percentage of users who return the day after signing up. Starting with a 15% D1 retention rate at launch, Duolingo has since improved to over 50% today by prioritizing this metric.

One factor that contributes to user engagement is the use of gamificatio

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