Kompare
Kompare: A free Linux diff and merge tool for files, folders, patches, and basic workflows. Ranked #24 of 28 in Diff and Merge Tools by our editors (6.9/10); pricing: Free plan; best for linux users needing basic patch workflows.
At a glance
- Editor score6.9 / 10
- PricingFree plan
- Best forLinux users needing basic patch workflows
- Free planYes
- Paid fromFree
- Facts checked20 Sep 2026
Where it wins
- Recursively compares folder contents and navigates multiple changed files
- Creates, applies, and reverts selected differences in patches
- Supports multiple diff formats plus command-line and standard-input output
Where it doesn't
- Available for Linux desktop environments only
- Uses a two-source comparison and merge scope
- Focused on basic diff, merge, and patch workflows
Our verdict on Kompare
Kompare is a free, open-source KDE desktop application for comparing and merging source files or folder contents. It is designed for Linux users who need a graphical way to inspect changes, move through differences across multiple files, and work with patches. Its scope suits individual developers and technical users handling straightforward file comparisons, recursive folder checks, and two-source merges.
The core feature set covers more than a single-file side-by-side view. Kompare can recursively compare folder contents, navigate differences across multiple files, and apply or revert selected changes. It also supports multiple diff formats, creates patches, and applies patches. Diff output can be opened from the command line or standard input, giving the tool a practical place in command-line-centered workflows while retaining a desktop interface. KDE distributes it for Linux through distribution package managers and Flathub.
Kompare is a focused choice rather than a broad collaboration or repository-management product. Its documented comparison and merge scope is two-way, making it appropriate for direct source-versus-source review and basic patch workflows. Linux users looking for free, open-source desktop software with folder comparison and patch handling should consider it. Teams needing a wider platform range or workflows beyond direct two-source comparison should choose a different tool.
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Kompare pricing
Kompare fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Three-way merge | Not verified |
| Folder comparison | Yes |
| Git integration | Not verified |
| Syntax highlighting | Not verified |
| Platform support | Desktop |
| Merge scope | Two_way |
| Deployment | Desktop |
| Platforms | Linux |
| Support | Community, Docs |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan |
| Website | apps.kde.org |
| Facts checked | 20 Sep 2026 |
Alternatives to Kompare
- Beyond CompareA broad desktop diff suite with three-way merging, synchronization, and version-control integrations.9.4
- DiffractA capable free-first diff tool with cross-platform support and Pro merging features.9.3
- P4MergeA free desktop diff and merge tool with three-way merging and broad platform support.9.1
See all Kompare alternatives →
Also Ranked In
Kompare is ranked in 2 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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