iCombiner is described as 'Productivity tool for Mac OS X that allows you to combine PDF files, TIFF files, images, photos and scanned documents into a single PDF file' and is an app. There are more than 10 alternatives to iCombiner for Windows, Linux, Web-based and Mac. The best iCombiner alternative is PDFsam, which is both free and Open Source. Other great apps like iCombiner are PDF-Shuffler, jPdf Tweak, Junko and PDFTools.
Merge PDF Documents easily using an online free service (no registration).
Information about the merge process and notable limitations: Maximum number of input files is 10 Individual file size limit is 5 MB All uploaded files are removed after the merge pdf process has finished.
