Cognito System vs Quizlet
| Cognito System | Quizlet | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | iOS | — |
| Free plan | Yes | Yes |
| AI flashcards | Yes | Yes |
| AI quizzes | Yes | Yes |
| Source uploads | Yes | Yes |
| Mobile app coverage | ios | ios_android |
| Source citations | Yes | — |
| AI summaries | — | Yes |
Both are listed in Best AI Study Tools. On Everything Xiaomi, Quizlet scores higher on our published basis.