Collect PDF Merge Tool for the process of how to join PDF pages free into one PDF format. So that is why user can get the exact outcomes of the merging process along with precise details. Join PDF pages free into one PDF can be easily done with some working steps. This application can do process with any large size files. User can try the free demo version of this software and with this version user can join first 5 PDF files with CubexSoft Watermark.