Qtrac Ltd.

Commercial PDF Comparison Software


"Your software is the best I've ever used for comparing PDFs.", —customer feedback.

(1) ComparePDF

ComparePDF — compare PDF files quickly and easily: Click and choose one PDF; click and choose another PDF; click Compare.

This commercial Windows graphical user interface (GUI) application is ideal for office workers. It is fast and easy to use. (See also Why Compare PDFs?)

ComparePDF is a new alternative to our DiffPDF program. It is much faster and produces much higher quality PDF reports, but it is 64-bit only and has fewer features. See ComparePDF vs. DiffPDF to choose the right tool for your needs.

ComparePDF


(2) comparepdfcmd

comparepdfcmd — compare PDF files. In a console (e.g., cmd.exe) enter, e.g., comparepdfcmd.exe -r report.pdf old.pdf new.pdf and see any differences highlighted in report.pdf.

This commercial console (command line) program for Windows is ideal for more technical users doing testing, quality assurance, and scripted comparisons. (See also Why Compare PDFs?)

comparepdfcmd is a new alternative to our diffpdfc program. It is much faster and produces much higher quality PDF reports, but it is 64-bit only and has fewer features. See comparepdfcmd vs. diffpdfc to choose the right tool for your needs.

C:\> comparepdfcmd.exe


(3) DiffPDF

DiffPDF — compare PDF files quickly and easily: Click or drag one PDF; click or drag another PDF; click Compare.

This commercial Windows graphical user interface (GUI) application is ideal for office workers and is our most affordable and popular product. (See also Why Compare PDFs?)

DiffPDF


(4) diffpdfc

diffpdfc — compare PDF files. In a console (e.g., cmd.exe) enter, e.g., diffpdfc.exe -Hc -r report.pdf old.pdf new.pdf and see any differences highlighted in report.pdf.

C:\> diffpdfc.exe


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