| Price from | — | $19/mo |
| Free plan | — | — |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 3 |
| Spec score · HTML to PDF APIs | 8.2 (#9) | 7.5 (#27) |
| Integrations | API2PDF offers client libraries for Python, Node, PHP, C#, and Java. | Customers can supply tax amounts and rates from Stripe Tax, TaxJar, Avalara, or their own logic; Glyfa says it does not calculate tax. |
| Product | API2PDF is a serverless REST API for PDF generation and document conversion. | Glyfa is a developer-facing API that generates PDF documents from HTML templates and JSON data. |
| Support | The infrastructure fact sheet says general developer support is provided by email, typically responds within 1–2 business days, and is best effort. | The Free plan includes community support, Developer includes email support, and Business includes priority email support. |