Free online tool to compare two C# files and find difference.

Compare and find difference in two C# files easily for free. Just paste or enter original and modified C# code in respective editors and click 🔍 Compare button to get diff.
Give Rating

How to compare C# files/code side by side & View Diff

Copy the original C# code in the block on the left and modified C# code in the right block. Just click Check button to view side by side comparison.

Online C# Diff Tool Features

Is this C# diff Checker free?

Yes, this service is free and we don't save any data unless you explicitly ask us to save.

What are other features of this C# Comparator?

  • This C# diffing tool can show syntax highlighting for your comfort.
  • You can easily find all the occurances of particular string if you want to change them.


  • Privacy friendly: All text processing & comparison is done in your browser. Your data remains private.
  • Inline diff mode, word wraping, dark/high-contrast theme support.
  • Change statistics and line by line change navigator.
  • No installation. Works in all modern browsers.
  • Syntax highlighting & formatting for various programming languages.
  • 128-bit SSL/TLS encryption for uploaded/shared diffs.
  • Export diff as single PDF file in combined mode.