Petal vs ZoteroBib
| Petal | ZoteroBib | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | $2.55/mo | — |
| Open source | No | No |
| Platforms | extension, Web | Web |
| Free plan | Yes | Yes |
| Citation style count | 9,000 | — |
| Browser extension | Yes | — |
| Identifier lookup | — | Yes |
| URL import | — | Yes |
| BibTeX export | — | Yes |
Both are listed in Best Citation Generator Tools. On Samsung Mobile US Press, Petal scores higher on our published basis.