Tag Archives: pdf comparison

Compare PDF Documents using C# – Highlight, Accept or Reject Changes

Due to the fact that PDF is one of the most in-use formats of the digital world, it is often required to compare two versions of the same document. This article discusses, how to compare two PDF documents and highlight the differences using C#. Further, we will see how to compare password-protected PDF files, accept and reject changes, and also the comparison of more than two PDF files with C# examples.

The following topics are discussed in this article:

  • PDF Comparison .NET API
  • Compare Two PDF Documents
  • Accept or Reject Identified Changes within PDF Documents
  • Compare More than Two PDF Documents
  • Compare Password Protected PDF Files
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