The only way to convert or transform a PDF/X document (.pdfx) to a standard .pdf file would be to use Adobe Acrobat with a proper plugin installed (probably only in older versions). We do not know about any other program capable of this conversion at this time.
Convert PDF/X document to Adobe Portable document format.
We found 2 software records in the database related to .pdfx to .pdf file format conversion.
Microsoft Windows software - convert pdfx to pdf on Windows
A dedicated software for handling PDF documents
Convert from pdfx file format
|Yes, Adobe Acrobat supports pdf file conversion as a target file type.||Yes||Yes||pdf editor||Yes||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned pdfx to pdf. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert pdfx to pdf on OS X
Mac version of Adobe's PDF handling software