Cognito System vs Gemini Notebook
| Cognito System | Gemini Notebook | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | iOS | Android, iOS, Web |
| Free plan | Yes | Yes |
| AI flashcards | Yes | — |
| AI quizzes | Yes | — |
| Source uploads | Yes | — |
| Mobile app coverage | ios | — |
| Source citations | Yes | — |
Both are listed in Best AI Study Tools. On Samsung Mobile US Press, Gemini Notebook scores higher on our published basis.