LockPDF vs PDF Chain
A side-by-side look at LockPDF and PDF Chain. For an in-depth review of either product, follow the links below.
LockPDF
Security & Privacy
LockPDF is a PDF protection and security software that allows users to password protect PDF files, restrict editing/printing/copying, apply watermarks, set file permissions, apply digital signatures, and perform other PDF security tasks.
pdfencryptionpasswordprotection
PDF Chain
Office & Productivity
PDF Chain is free and open source software for combining, splitting, rotating and manipulating PDF documents. It provides a simple interface for common tasks like merging multiple PDFs, extracting pages, adding watermarks and more.
pdfeditingmergingsplittingmanipulation
Related Comparisons
Bluebeam Revu
PDFill
Advanced PDF Utilities Free
Locklizard Safeguard PDF Security
PyPDF2
CapLinked FileProtect