Cairn vs User Flow Library
| Cairn | User Flow Library | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | macOS | Web |
| Free plan | Yes | Yes |
| Real-time collaboration | No | — |
| Interactive prototypes | No | — |
| Supported platforms | macOS | web |
| Version history | — | Yes |
| Export formats | — | PDF, Mermaid |
| Screen imports | — | Yes |
Both are listed in Best User Flow Software. On Samsung Mobile US Press, User Flow Library scores higher on our published basis.