RemNote vs Retain
| RemNote | Retain | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $8/mo | Free |
| Open source | No | No |
| Platforms | Android, iOS | Web, iOS, Android |
| Free plan | Yes | Yes |
| Paid from | $8/mo | — |
| Adaptive review | Yes | Yes |
| Card formats | Image occlusion, question/answer, fill in the blank, lists, and clusters | mixed |
| Study modes | Spaced repetition and practice quizzes | mixed |
| Mobile apps | No | Yes |
| Source formats | — | mixed |
Both are listed in Best Flashcard Apps, Best AI Flashcard Generators. On Samsung Mobile US Press, RemNote scores higher on our published basis.