Qtrac Ltd.

Commercial PDF Comparison Software


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

(1) 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. Cloud-free: your PDFs are safely compared on your own computer. Try free for 20 days or buy for $160 USD. (See also Why Compare PDFs?)

DiffPDF


(2) 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. Cloud-free: your PDFs are safely compared on your own computer. Try free for 20 days or buy for $180 USD. (See also Why Compare PDFs?)

ComparePDF is an 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 ComparePDF comparison


(3) comparepdfcmd

comparepdfcmd — compare PDF files. In a console (i.e., in a Command Prompt window opened by running cmd.exe) enter, e.g., comparepdfcmd.exe -r report.pdf old.pdf new.pdf and see any differences highlighted in report.pdf. Cloud-free: your PDFs are safely compared on your own computer.

This commercial console (command line) program for Windows is ideal for more technical users doing testing, quality assurance, and scripted comparisons. Try free for 20 days or buy for $190 USD. (See also Why Compare PDFs?)

comparepdfcmd is an 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


(4) diffpdfc

diffpdfc — compare PDF files. In a console (i.e., in a Command Prompt window opened by running cmd.exe) enter, e.g., diffpdfc.exe -Hc -r report.pdf old.pdf new.pdf and see any differences highlighted in report.pdf. Cloud-free: your PDFs are safely compared on your own computer. Try free for 20 days or buy for $170 USD. (See also Why Compare PDFs?)

C:\> diffpdfc.exe


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