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Head-to-head · Diff and Merge Tools

WinMerge vs Code Compare

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score WinMerge #4 in Diff and Merge Tools 9.0/10 Free plan Free plan✓ 4 of 4 features Visit WinMerge
Code Compare #10 in Diff and Merge Tools 8.3/10 Free plan Free plan✓ 4 of 4 features Visit Code Compare

WinMerge leads on 0 checks, Code Compare on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreWinMerge · 9.0/10
  • Free planboth

WinMerge scores higher on our rubric for diff and merge tools: 9.0 against 8.3 out of 10; our editors rank them #4 and #10.

WinMerge is the better fit for windows users seeking a powerful open-source option. Code Compare is the better fit for windows developers wanting free and paid depth.

  • WinMerge fits best

    Windows users seeking a powerful open-source option

  • Code Compare fits best

    Windows developers wanting free and paid depth

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Side by side

Feature WinMerge 9.0/10 Visit ↗ Code Compare 8.3/10 Visit ↗
At a glance
Editor score 9.0 8.3
Ranking #4 in Diff and Merge Tools #10 in Diff and Merge Tools
Best for Windows users seeking a powerful open-source option Windows developers wanting free and paid depth
Pricing model Free Free plan + paid
Starting price Free plan $69.95 one-time
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows Windows
Support Community, Docs Email, Community, Docs
Integrations 5 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features WinMerge 4/4 · Code Compare 4/4
Three-way merge ✓ ✓
Folder comparison ✓ ✓
Git integration ✓ ✓
Syntax highlighting ✓ ✓
Specs
Platform support Desktop Desktop
Merge scope Three_way Three_way
Our review
Pros
  • Two-way and three-way comparison for files and folders
  • Conflict resolution, filtering, syntax highlighting, and patch creation
  • Windows Explorer integration, command-line support, and version-control connectors
  • Free two-way file, folder, and merge features
  • Pro adds three-way and structural source-code comparison
  • Integrates with Git, Visual Studio, and Windows Explorer
Cons
  • Available as a Windows desktop application rather than a cross-platform tool
  • GPL licensing may require review for some distribution models
  • Volunteer-maintained project may not suit teams seeking a commercial vendor
  • Available only for Windows desktop
  • Three-way comparison and merge require Pro
  • Structural comparison is limited to supported programming languages
Our verdict

WinMerge is a free, open-source Windows application for comparing and merging files and folders. It suits developers, version-control users, and technical teams that need visual two-way or three-way comparisons without adding a license…

Read the review →

Code Compare is a Windows desktop tool for comparing and merging files, folders, and source code. It suits developers and software teams that need visual diffs, folder synchronization, version-control integrations, or a merge utility…

Read the review →
  1. WinMergeDiff and Merge Tools 9.0Free plan
  2. Code CompareDiff and Merge Tools 8.3Free plan

Strengths and trade-offs

  • WinMerge — where it wins

    • Two-way and three-way comparison for files and folders
    • Conflict resolution, filtering, syntax highlighting, and patch creation
    • Windows Explorer integration, command-line support, and version-control connectors

    Where it doesn't

    • Available as a Windows desktop application rather than a cross-platform tool
    • GPL licensing may require review for some distribution models
    • Volunteer-maintained project may not suit teams seeking a commercial vendor
  • Code Compare — where it wins

    • Free two-way file, folder, and merge features
    • Pro adds three-way and structural source-code comparison
    • Integrates with Git, Visual Studio, and Windows Explorer

    Where it doesn't

    • Available only for Windows desktop
    • Three-way comparison and merge require Pro
    • Structural comparison is limited to supported programming languages

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update