Our website provided a free download of PDF+PDF 1.2 for Mac. The program lies within Productivity Tools, more precisely Office Tools. This free software for Mac OS X was originally created by Rodrigo Fernandez.
From the developer:
Simply put, it lets you join or merge two or more PDF documents into one. You only have to copy and paste, or drag and drop the desired PDF files into the widget, press the “=” button, and it’s done, you have your resulting document in your desktop.
You may want to check out more Mac applications, such as VeryPDF PDF to Any Converter for Mac, VeryPDF PDF Repair or RunePDF - PDF Editor, which might be similar to PDF+PDF.