Duolingo Max is paid, with no free tier. Knowt is freemium — a usable free tier with paid plans above it. Both are listed under AI Tutors & Learning, so this is a like-for-like comparison. Neither is ranked above the other — Flocci carries no sponsored placement.
Duolingo Max is paid, with no free tier and is listed for AI roleplay and 'Explain My Answer'. Knowt is freemium — a usable free tier with paid plans above it and is listed for positions as the free Quizlet alternative, with unlimited learn mode/practice tests free. Both sit in AI Tutors & Learning.
Knowt is the cheaper starting point: it is freemium — a usable free tier with paid plans above it, while Duolingo Max is paid, with no free tier. Pricing tiers here come from the catalog, not from a promotional page.
Choose Duolingo Max if you need AI roleplay and 'Explain My Answer'; choose Knowt if you need positions as the free Quizlet alternative, with unlimited learn mode/practice tests free. Flocci AI Tools does not rank one above the other — it shows both feature sets side by side and lets the requirement decide.
| Duolingo Max | Knowt | |
|---|---|---|
| Pricing tier | Paid | Free tier + paid plans |
| Free to start | No | Yes |
| Category | Research & Learning | Research & Learning |
| Type | AI Tutors & Learning | AI Tutors & Learning |
| Listed capabilities |
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| Tags | language, duolingo, tutor, roleplay, learning, free | knowt, quizlet alternative, free flashcards ai, ai lecture notetaker, study tools |
| Website | duolingo.com | knowt.com |
| Full page | Duolingo Max details → | Knowt details → |
| Alternatives | Duolingo Max alternatives → | Knowt alternatives → |