Kdan PDF SDK Alternatives

The All-in-One Document Expert Designed for the Increasingly-mobile Workplace.

freemium $119.99 / One-off (The license is only for Mac. Education pricing is available.)

Qoppa Software offers a suite of products that cover every aspect of PDF processes and integrate seamlessly into document workflows. 

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

Try for free paid Free Trial $15.0 / Monthly (125+ Documents)

iText is an intuitive and refined text editor with word processing completely rewritten in Cocoa...

FoxIt offers solutions to read and edit PDFs from PCs or mobiles.

RadaeePDF is a library for developers who want to render, manipulate, annotate PDF files on Android, iOS and Windows.

CutePDF is a simple but entirely powerful PDF files creator, converter, and virtual printer.

MuPDF is a lightweight PDF and XPS viewer.

Open Source

Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.

Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.

PDFJet is a mobile and cloud PDF Library for Java and .NET to generate PDF documents.

MetaPDF is a PDF annotation tool for Google Drive.

Adobe Acrobat Reader is a free tool for viewing documents that have been stored in Adobe's Portable Document Format (PDF).

PSPDFKit is the best framework for working with PDF files. Our SDK provides first-rate PDF solutions for your application with features like annotating, signing, and form filling. We power successful projects for businesses across the globe.