Software
We've compiled a list of 31 free and paid alternatives to PortableSigner. The primary competitors include PDF Reader, Nitro Pro. In addition to these, users also draw comparisons between PortableSigner and PDFTK Builder, PdfMod, Qoppa PDF Studio. Also you can look at other similar options here: About.
We've compiled a list of 31 free and paid alternatives to PortableSigner. The primary competitors include PDF Reader, Nitro Pro. In addition to these, users also draw comparisons between PortableSigner and PDFTK Builder, PdfMod, Qoppa PDF Studio. Also you can look at other similar options here: About.
PDF Reader is the one app you can rely on when you need a portable solution to work with PDFs.
PDFTK Builder is a free graphical interface to for PDFtk, making it much easier to use
jPDF Tweak is a Swiss Army Knife GUI application for PDF documents: combine, split, rotate, reorder...
FREE digital signature software with document storage, type anywhere capability, and simple...
Advanced PDF Utilities Free comes in handy when you need to deal with PDF files such as to merge or...
PortableSigner is a signing (with X.509 certificates) program for PDF files.
PortableSigner is a signing (with X.509 certificates) program for PDF files.
Linux
Mac
Windows
It's possible to sign PDF documents digital with X.509 certificates. This signed documents are read only. Therefore it's possible to implement "electronic paper".
Sign PDF files
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