TimelineJS vs Understand
| TimelineJS | Understand | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | Yes |
| Paid from | Free | $15/mo |
| Open source | No | No |
| Platforms | api, self-hosted, Web | Android, api, iOS, Web |
| Free plan | Yes | Yes |
| Interactive visualizations | Yes | Yes |
| Narrative annotations | Yes | Yes |
| Presentation flow | Yes | Yes |
| Share mode | both | both |
| Paid from | — | 25 /user/mo |
| Live data refresh | — | Yes |
Both are listed in Best Data Storytelling Tools. On Samsung Mobile US Press, Understand scores higher on our published basis.