Duolingo hires its first chief marketing officer as active user numbers stagnate but revenue grows

Duolingo, the popular language learning service, today announced that it has now hit more than 300 million users worldwide. A year ago, Duolingo reported 200 million total users. That’s great, but the number of monthly active users on the service remains stagnant. Duolingo reported 25 million active users a year ago — and that’s still the […]

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