
PDFShift
PDFCrowd
Api2Pdf
pdflayer
PDFMonkey
APITemplate.io
HTML PDF API
As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more

Smallpdf
iLovePDF
PDF24
PDF24 - Online PDF Tools
Sejda
61 PDF tools in one place: merge, split, compress, convert, edit, sign, lock and OCR. Runs in your browser, on desktop or phone. Most tools run on your device, so nothing is uploaded. Free plan: 1 PDF export a day. Premium has no limit.

Which is more popular?
Based on our record, DocRaptor seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | docraptor.com | stackpdf.com |
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| Platforms | — | |
| Company | 2010 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Uniquely Powerful PDF Generation Only DocRaptor's HTML-to-PDF API has these advanced styling and layout capabilities: Easy Headers & Footers Instead of a separate HTML file, DocRaptor headers and footers are part of your document HTML. And easily show (or hide) different headers and...
No description of StackPDF yet.
What each product offers, as listed by its team.


No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of StackPDF yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DocRaptor and StackPDF. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


DocRaptor is an HTML-to-PDF API that empowers you with unmatched scalability and reliability. Even if you need thousands of PDF documents every day, it can handle your requirements. It also guarantees 99.999% uptime...
DocRaptor is a service that is hosted in the cloud and generates PDF documents from HTML and CSS in a seamless manner. Because it enables developers to easily convert web information into PDFs of excellent quality, it...
I've been using it for a while. It's great to create contracts.
We have no reviews of StackPDF yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


The commercial sibling of this category is PrinceXML (and DocRaptor, The hosted API built on it) — the strongest print-CSS engine on the market and the reference Choice when compliance-grade, print-perfect documents justify the price. - Source: dev.to / 3 months ago
It sounds like this is as advanced as DocRaptor[1]. They have what I consider to be the best PDF generation API, giving complete control over the documents you need to create. The pricing is similar. If you'd rather do it for free... - Source: Hacker News / over 2 years ago
We built the DocRaptor API to let developers have affordable access to the commercial Prince PDF engine. We have Node code examples throughout the documentation. Source: about 4 years ago
Tracking StackPDF since Nov 2026.
When comparing DocRaptor and StackPDF, you can also consider the following products.

Convert any HTML documents to high-fidelity PDF using a single POST request
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Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.
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PDF Generation API, powered by AWS Lambda. HTML to PDF | URL to PDF | Office Doc to PDF | Merge PDFs . Supports wkhtmltopdf, Headless Chrome, and LibreOffice. No rate limits and no file size limits.
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PDF24 is a free to use PDF creator, converter, and virtual printer.
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