callas software GmbH
Preflight PDF files
Report preflight errors
Visually inspect PDF files
Work with color in pdfToolbox
Creating archive-ready PDF files
Archiving emails and attachments
Make workflows dynamic with variables
Report a problem
What are you looking for?
Requirements for conversions to PDF
pdfToolbox and pdfaPilot offer the possibility to convert several file formats to PDF. Click on the product you would like to use for conversions:
Questions on archiving PDF print files with PDF/A and PDF/X
Question: In which ISO format is print data best archived? Answer: As PDF/A is rather emphatic and distinctive about assuring long-term reproducibility or reutilization of PDFs, the print data that...
Questions on command-line modules
Question: Can callas software command-line versions also be downloaded directly from the site? Answer: Yes. On Mac or Windows, download the server version of the product - this will include the CLI...
General questions on callas software products
Question: What is the target user group of the callas software pdfToolbox products? Answer: pdfToolbox Desktop is targeted towards people who want to manually inspect or correct PDF files. It can be...
Do you have a complete price list in Euro / USD?
Yes, the latest price list is available via distributor Four Pees. To access the Reseller Guide, go to https://www.fourpees.com. Once you have registered as...
Old installers callas pdfaPilot
On the download page you can download the current version of the software for different platforms. If you still need to access older versions, use the direct links on this page to do so. For even older...
Product activation does not work on Windows
Symptoms I have a valid license key for pdfaPilot or pdfToolbox (Desktop or Server). I have requested an activation file from callas and have dragged-and-dropped the received "License.txt" file on the activation window, but when...
How to locate my callas preferences?
Background This article explains how you can locate your preferences for one of the callas products. This can be helpful if you want to make sure you have a backup, if some of the preferences got damaged or if you want to move your...
How to upload large files to support?
Background When sending problems to support or asking questions about a specific functionality, it is always helpful if you supply as much information as possible: Profiles or Process Plans when working with...
Licensing & Activation