| Price from | $4.08/mo | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 5 | 1 |
| Spec score · AI Flashcard Generators | 8.6 (#9) | 7.5 (#24) |
| Spec score · Flashcard apps | 8.1 (#20) | 7.1 (#26) |
| Free plan | Yes | Yes |
| Infrastructure | Supabase stores account and reading content with hosting in the EU, Vercel hosts the application, and Paddle processes payments. | The repository says production data and authentication require a Supabase project. |
| Purpose | Memreader is a reading app that turns highlights from uploaded books and papers into flashcards for spaced-repetition review. | Openlet is a free, open-source flashcard and study tool for students. |
| Study modes | flashcards | It offers Flashcards, Learn, Write, Match, and Test modes, which the site says are all unlocked for free. |