All these apps let you combine PDFs in basically the same way. Here's how you would do it in PDF-XChange Editor: Go to File > New Document Choose the option to Combine Files into a Single PDF ...

Whether you need to edit text, images, or links, or add comments, stamps, or watermarks, PDF-XChange Editor provides all the necessary tools to make your PDFs look perfect.

PDF-XChange Editor is also excellent for converting documents between PDF and Word formats, and even includes OCR (optical character recognition) for converting scanned documents into editable text.

The PDF viewer you choose is really dependent on what you need to do with the PDFs you download, but when it comes to viewing and editing PDFs, PDF-XChange Editor is the best program around. [jump ...

Whether you need to edit text, images, or links, or add comments, stamps, or watermarks, PDF-XChange Editor provides all the necessary tools to make your PDFs look perfect.

This well-designed and easy-to-use free PDF viewer lets you mark up and create PDFs. Adobe’s popular PDF format makes files look great and Adobe’s free Reader lets everyone look at the files ...

The editor comes in two paid tiers. PDF-XChange Editor, which allows you to edit text and graphics, annotate and secure documents, and create and convert PDF files, costs $56 for a single license.