KDiff3 Alternatives

KDiff3 is described as 'File and directory diff and merge tool' and is a very popular Diff Tool in the development category. There are more than 50 alternatives to KDiff3 for a variety of platforms, including Windows, Mac, Linux, Web-based and BSD apps. The best KDiff3 alternative is Meld, which is both free and Open Source. Other great apps like KDiff3 are WinMerge, Beyond Compare, P4Merge and Araxis Merge.

filter to find the best alternatives

KDiff3 alternatives are mainly Diff Tools, but if you're looking for File Comparison Tools or Folder Comparison Tools you can filter on that. These are just examples - use the filter bar below to find more specific alternatives to KDiff3.
KDiff3 iconKDiff3
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KDiff3 is a file and directory diff and merge tool.

More about KDiff3
More about KDiff3
KDiff3 alternatives page was last updated May 10, 2025
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  1. Folder Sync icon

    Folder Sync

     5 likes
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    An application to help you keep multiple pairs of folders in sync, quickly and easily. View differences between pairs of folders on screen using user defined coloured coding. Folder Sync allows you to utilise a fully automatic sync or manually manipulate the files yourself to...

    License model

    Application type

    Platforms

    • Mac
    The Main Folder Sync Window

    Folder Sync Features

    1.  Synchronization

    Folder Sync VS KDiff3

     
  2. Text compare! icon

    Text compare!

     5 likes
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    Text compare! is a online diff tool that allows you to easily spot the differences between to texts. Just paste two texts and hit the compare button. The two texts are shown side by side, with differences highlighted.

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Online
    Text compare! screenshot 1

    Text compare! Features

    1.  Compare Text
    2.  Side-by-Side Comparison

    Text compare! VS KDiff3

     
  4. Text Comparator icon

    Text Comparator

     2 likes
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    Text Comparator, is a portable tool that can be used to compare text from two distinct sources in order to see if they perfectly match or not each other!

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Windows
    Text Comparator screenshot 1

    Text Comparator Features

    1.  Compare Text

    Text Comparator VS KDiff3

     
  5. Patchword icon

    Patchword

     1 like
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    Compare text files or entire directory hierarchies, export and apply patches, and perform non-destructive find and replace operations on text files.

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    Patchword screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  Ad-free
    2.  Portable
    3.  Works Offline
    4.  Dark Mode
    5.  Compare Text

    Patchword VS KDiff3

     
  6. Diff Checker Chrome Extension icon

    Diff Checker Chrome Extension

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    Diffchecker will compare text to find the difference between two text files. Just paste your files and click Find Difference!.

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Google Chrome
    Diff Checker Chrome Extension screenshot 1

    Diff Checker Chrome Extension Features

    1.  Ad-free
    2.  No registration required

    Diff Checker Chrome Extension VS KDiff3

     
  7. No Compare icon

    No Compare

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    A file and folder comparison tool, targeted at developers, with powerful merging capabilities. Easily integrate with git or other version control system and diff and merge files with the 3-ways merge and powerful alignment...

    19 No Compare alternatives

    License model

    Application types

    Platforms

    • Windows
    No Compare screenshot 1

    No Compare Features

    1.  Syntax Highlighting
    2.  Compare Source Code

    No Compare VS KDiff3

     
  9. Diff Checker icon

    Diff Checker

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    Diff Checker compares two snippets of text, source code, JSON or full files and highlights every change side-by-side. Everything runs locally inside the browser extension—no data ever leaves the user’s machine—so it suits security-sensitive workflows.

    51 Diff Checker alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • CY flagCyprus
    • European Union flagEU

    Platforms

    • Google Chrome
    Customizable Settings - Configure comparison options

    Properties

    1.  Lightweight

    Features

    1.  Works Offline
    2.  No registration required
    3.  Portable
    4.  Ad-free
    5.  Syntax Highlighting
    6.  Browser extension
    7.  Compare Source Code

    Diff Checker VS KDiff3

     
  10. Compare Two Lists icon

    Compare Two Lists

     1 like
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    Vovsoft Compare Two Lists is a list comparison tool that can perform set operations over lists of words or numbers. Copy and paste your lists into the program, then click the "Compare" button to get the difference between the two lists.

    License model

    • Freemium • Proprietary

    Application types

    Country of Origin

    • TR flagTürkiye

    Platforms

    • Windows
    Compare Two Lists screenshot 1
    Compare Two Lists screenshot 2

    Compare Two Lists Features

    1.  Compare Text

    Compare Two Lists VS KDiff3

     
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