KSRKILCULLEN SMIKLE
RESEARCHSTART AN INQUIRY ↗
CASE FILE / 03

Duolingo$DUOL

Leading language app with durable engagement mechanics and a wide distribution moat.

PUBLISHED Jul 2026RECORD LINKED
READ ORIGINAL PDF ↗
RECORD NOTE

The original PDF remains the published research artifact. This page supplies its permanent context and links it to security-level evidence when applicable.