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Duolingo vs Memrise: catalog facts
Duolingo	Memrise
Freemium Free courses, with paid subscriptions including Duolingo Max and a one-week free trial.	Freemium Free to start, with paid options for full access.
Android, iOS, Web	Web
Short lessons that fit into a few minutes a day Habit-building features such as streaks and reminders	Very large choice of languages, including rare and classical ones Videos of native speakers rather than synthetic voices
AI features of Max require a paid subscription Game-like format is lighter than a structured course	Proprietary service tied to the company's own course content Less suited to learners who want to build their own study material
Downloadable app, Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.