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PDFelement Pro - PDFelement Pro is a feature-rich and highly useful solution that enables you to modify, populate, convert, sign and annotate PDFs.
Foxit PhantomPDF - Edit PDF files with our feature-rich PDF Editor. Download Foxit PDF Editor to convert, sign, scan / OCR & more. A speedy PDF Editor alternative to Adobe Acrobat.
PdfHighlights - PdfHighlights extracts and exports all your PDF highlights and PDF annotations from all your PDF files into a single report.
PortableSigner - PortableSigner is a signing (with X.509 certificates) program for PDF files.
ShinePDF - ShinePDF is designed with the comfort of the user in mind and comes packed with features that allow everyone to get rid of the complex, sophisticated software and start using a simple yet powerful PDF tool.