| Price from | €19/mo | $29/mo |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Plans published | 5 | 3 |
| Spec score · HTML to PDF APIs | 8.1 (#11) | 7.9 (#20) |
| Intended users | The homepage presents Formfeed for developers generating consistent documents from backends, no-code automations or AI agents. | The maker describes PDF4.dev as a service for developers who know HTML and CSS, with a visual editor also intended for business teams. |
| Product | Formfeed turns JSON into PDFs and images using templates, and also supports tagged Word and PowerPoint files. | PDF4.dev is a hosted PDF generation API that turns HTML templates with Handlebars variables into PDFs. |
| Support | The pricing page lists Community support for Free, Email for Starter, Email with a 1-business-day response for Pro, and Priority with a 4-hour response for Business. | The Free plan includes community support, Pro includes email support, and Enterprise includes priority support. |