Version History . Please test all PDF files you create whether they look okay to you. Users request this nice application to become available for Windows. Please don't fill out this field. Either drag and drop PDFs into the program's interface or add them via the Finder. Please click on the version of OSX that you have to find out how to merge a pdf file:. Download Combine PDFs Mac OS XVersion 5.2 CombinePDFs.dmg ( 13M ) Mac OS XVersion 5.3 beta CombinePDFsBeta.dmg ( 9.1M ) . Download TIFF Junction (32 bit) Split and merge TIFF files, convert TIFF files to PDF format. This information will be sent to our editors for review.