
Beyond Compare
Meld
kdiff3
Araxis Merge
Diff Checker
P4Merge
Devart Code Compare
WinMerge is an open source differencing and merging tool for Windows.

JSONFormatter.org
CodeBeautify
JSONCompare
CodeUtil.dev
Diff Checker
JSONLint
Text-Utils JSON Formatter
Free online developer tools for JSON formatting, JWT decoding, timestamp conversion, regex testing and more. Fast, privacy-friendly and browser-based.

Which is more popular?
Based on our record, WinMerge seems to be more popular. It has been mentioned 29 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | winmerge.org | devtoo.dev |
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In their own words, as submitted to SaaSHub.


No description of WinMerge yet.
DevToo is a free collection of 67 browser-based developer tools for everyday engineering tasks — no ads, no sign-up, and no uploads. It brings together utilities across data, encoding and security, code, networking, and DevOps, including a JSON formatter and validator, JWT decoder, regex tester,...
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of WinMerge yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How to Use WinMerge
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using WinMerge and DevToo.dev. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


WinMerge is a diff and merge tool for Windows OS, which is free and open-source. It lets users analyze, compare and combine multiple versions of files and directories. Thus, users can easily differentiate the changes...
WinMerge alternatives mentioned below are your options in case you wish to try out other differencing and merging tools. As the name suggests, the program is meant for the Windows environment, but users who are...
Data comparison between files and folders can be a tiresome and time-consuming task. There are tools available that make the task much easier. WinMerge is one such tool. We share with you, brief details of WinMerge...
We have no reviews of DevToo.dev yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Are you transitioning from Windows to Linux but struggling to replace tools like Notepad++ or WinMerge? Thanks to Wine and Bottles, you can now run Windows-only applications natively on Linux. This guide will show you how to install... - Source: dev.to / over 1 year ago
I use WinMerge[1] a lot, and it's always impressed me how it immediately opens to a useable state. So it's absolutely still possible to write Windows software that can open instantly. I think the biggest issue, which multiple other... - Source: Hacker News / over 3 years ago
I’ve used winmerge before and had good results comparing drives. Source: over 3 years ago
Tracking DevToo.dev since Jun 2026.
When comparing WinMerge and DevToo.dev, you can also consider the following products.

Beyond Compare allows you to compare files and folders.
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Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
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What is Meld? Meld is a visual diff and merge tool targeted at developers.
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Online Tools like Beautifiers, Editors, Viewers, Minifier, Validators, Converters for Developers: XML, JSON, CSS, JavaScript, Java, C#, MXML, SQL, CSV, Excel
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KDiff3 is a file and directory diff and merge tool which compares and merges two or three text...
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JSONCompare is a tool that helps to compare and find diff in JSON data.
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