KDiff3 is a graphical text difference analyzer for up to 3 input files, provides character-by-character analysis and a text merge tool with integrated editor. It can also compare and merge directories. Platform-independant.

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User Ratings

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User Reviews

  • I sincerly consider this app the best app I ever used! => check this site for Free Goods : www.scripts4geeks.com

  • Excellent, merci beaucoup. I use it often. A search tool in files list would be great. A summary of stats after a huge analysis too.

  • Extremely useful diff-tool which i use often. It seems as if it is not longer supported/updated, not even pull requests for bug fixes are merged :(

  • great work

  • Superb tool.Thank a lot Joachim.

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Additional Project Details


Tamil, French, Dutch, Polish, Lithuanian, Italian, English, Portuguese, Serbian, Estonian, Swedish, Turkish, Hindi, Brazilian Portuguese, Danish, German, Japanese, Spanish, Hungarian

Intended Audience

Developers, End Users/Desktop

User Interface

Win32 (MS Windows), KDE, Qt

Programming Language