Learn the Ins and Outs of PDFs
We are here to help you become a PDF expert. We want to provide you with the tools and skills you need to tackle PDF-related tasks with confidence and ease.

Smallpdf acquires leading document processing technology provider, PDF Tools
PDF Rendering 2.0 – next generation graphic engine for PDF
A good PDF rendering engine is an essential part of conversion, viewing, and printing tools. No matter which version the PDF documents have, accurate rendering and good image quality is crucial for many PDF processing wo ...
New Features for the PDF Web Viewer
The proven and tested PDF Web Viewer has been given new features and a new look.
Maintenance and support
We offer a range of services in addition to our mature products. We can fall back on broad experience in the field of technology and with regard to business administration issues. Over the years we have created customize ...
How to deal with poor PDF quality
"Quality is remembered long after the price is forgotten", says a Gucci family slogan. Nevertheless, creators of PDF documents, private users up to large companies, regularly produce files with insufficient quality causi ...

How to get started with the Conversion Service using Postman
ZUGFeRD – A standard for electronic invoices in PDF/A format
Are you still sending out paper invoices to your business partners? Then you may be part of a dying breed. Although 90 percent of all invoices worldwide are still being sent out by post, experts predict that electronic i ...
PDF Toolbox SDK
As we approach the beginning of the second quarter of 2021, we would like to share our most recent product update, concerning PDF manipulation for mass-editing and mass-creation of PDF/A-compliant documents. One of our c ...
Pdftools SDKs and Shell components development
We have also been diligently developing our current product line. This year with a special focus on simplifying integration and supporting new standards. The following innovations are particularly noteworthy.

Maximize Efficiency with Advanced Document Conversion: Streamline Your Enterprise Workflow
New workflow in Conversion Service: Archive PDF/A-3
Like the existing and more restricted "Archive PDF/A-2" workflow, the "Archive PDF/A-3" workflow is specially designed to prepare documents for archiving.
New workflow in Conversion Service: Invoice PDF/A-3
As announced in the May issue, we present the “Invoice” workflow of our 4-Heights® Conversion Service in more detail today.