Diffinity is a free diff and merging tool for Windows with focus on accurate and
easy to read source code diffs. It will compare the contents of two text
files and show all differences line by line and also which individual
characters/words that differs.
Features:
- Improved diffing quality for c-style source code and xml
- Thumbnail view of all diffs
- Folder comparison
- Differentiates between changed, removed and added lines
- Instance highlighting - double click or search for a word to show all instances of it
- Syntax highlighting
- Supports unicode and auto detects encoding (and warns if encoding mismatch)
- Customizable interface with support for tabs
- Manual alignment markers
- In-line diffs live updated as you type
- Windows Explorer shell integration
- Portable (can be run directly from an external device)
Publisher’s description
What is Diffinity?
Diffinity is a free program for Windows from Michael Lidgren & Anders Nivfors.
Installation and requirements
Official installers exist for 64-bit as EXE (NSIS). The main installer is 633 KB. Installation asks for administrator rights. The installer supports unattended (silent) installation.
Pros / Cons
Pros
- Free to use
- Documented silent install
- Updated in the last two months
- Small download (633 KB)
Cons
- No native ARM64 build
- Installation needs administrator rights
In short: Diffinity is a free Windows tool for 64-bit PCs. Administrators can deploy it unattended.
Is Diffinity safe to download?
- The file is served by truehumandesign.se, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
53F2E76B4FFBF1F89D126E3C75C4D9B2F7E6A0950E58FB7B115B28D273BD1BCC· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.9.6.0Latest | September 17, 2026 | 633 KB | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id TrueHumanDesign.Diffinity -escoop install extras/diffinitydiffinityInstaller.exe /SRelated guide: How to use winget: install and update apps
Information
- Publisher
- Michael Lidgren & Anders Nivfors
- Licence
- Freeware
- Price
- Free
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- EXE (NSIS)
- Version
- 0.9.6.0
- Released
- September 17, 2026
- Added to the catalogue
- September 17, 2026
- Versions listed
- 1
- Website
- truehumandesign.se
- winget ID
- TrueHumanDesign.Diffinity
- Scoop package
- extras/diffinity
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is Diffinity free?
Yes. Diffinity is free to use.
Is Diffinity safe to download?
The download comes from truehumandesign.se, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install Diffinity with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can Diffinity be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Diffinity run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.