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Ranked on the record · 33 apps

Best File Comparison Software 2026

File comparison software helps you inspect differences across files and folders and work through edits from multiple versions. Compared on binary and folder comparison, three-way merge, merge conflict tools, and version-control support, these entries can be weighed against the kind of review you do. Supported platforms, free plans, and paid starting prices add practical considerations. Diffract, Meld, and WinMerge lead the names shown, with Diffchecker and SmartSynchronize also among the early entries. Consider whether you need to compare binary contents, examine whole folders, or bring conflicting changes together, then focus on the corresponding capabilities and platform support.

01

Diffchecker suits developers and engineers, writers and editors, and data and operations teams who need to compare text or other listed file types.

Free plan Free trial From $15 a month iPhone & iPadWebWindowsMacLinuxBrowser extension+1
Record6.2 Visit site The record
03

Code Compare

Code Compare suits developers who need to inspect and merge file, folder, or source-code changes, including people working with the listed version-control tools or IDEs.

WindowsBrowser extensionAPI
Record5.5 Visit
04

Diffract

Diffract may suit developers and other desktop users who compare code, directories, documents or binary files.

WindowsMacLinux
Record5.4 Visit
05

KDiff3

KDiff3 suits people comparing or merging files and folders on Linux, macOS or Windows.

WindowsMacLinux
Record5.4 Visit
6
UltraCompare

UltraCompare suits developers, engineers, administrators, QA teams, technical writers, and legal, compliance, or business users who compare files, folders, tables, or…

WindowsMacLinux $99.95 a year Record5.3 Visit
7
Beyond Compare

Beyond Compare suits developers, system administrators, and others who compare, merge, or synchronize files across supported desktop systems.

WindowsMacLinux $35 one-time Record5.2 Visit
8
Beyond Compare

Beyond Compare suits developers and teams comparing code, folders, tabular data, images, or synchronized files across desktop and remote locations.

WindowsMacLinux $35 one-time Record5.1 Visit
9
DeltaWalker
WindowsMacLinux $39.99 one-time Record4.9 Visit
10
DirEqual
WindowsMac $15 a year Record4.9 Visit
11
FolderMatch
Windows $36 one-time Record4.7 Visit
12
Meld

Meld suits developers reviewing code changes, understanding patches, or resolving merge conflicts.

WindowsLinux Free plan Record4.7 Visit
13
Araxis Merge
WindowsMac $129 one-time Record4.6 Visit
14
Kaleidoscope
Mac $8 a year Record4.6 Visit
15
SmartSynchronize
WindowsMacLinux Free plan Record4.6 Visit
16
Altova DiffDog
Windows $189 one-time Record4.5 Visit
17
AmSo Compare
Mac $12.99 a year Record4.5 Visit
18
DiffMerge
WindowsMacLinux $30 one-time Record4.5 Visit
19
Guiffy
WindowsMacLinux $24 one-time Record4.5 Visit
20
ExamXML
Windows — Record4.4 Visit
21
Diffinity

Diffinity suits Windows users who want to review text, source-code, or folder differences, including those configuring a diff tool for Git or Perforce Helix P4V.

Windows Free plan Record4.3 Visit
22
Kompare

Kompare suits Linux users who need to inspect changes between source files or across folder trees.

Linux Free plan Record4.3 Visit
23
Mergely

It suits people comparing or merging two text documents in a browser, as well as developers embedding diff and merge functions in web applications.

WebAPISelf-hosted Free plan Record4.3 Visit
24
WinMerge

WinMerge suits developers comparing branches, administrators syncing configuration folders and power users comparing files, tables or images.

Windows Free plan Record4.3 Visit
25
Compare and Merge
Windows $39.95 one-time Record4.2 Visit

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