Code Difference Checker
Source code A
Source code B
No differences to display.
Compare two code snippets using the fields above.
What is Code Difference Checker?
Code Difference Checker is an online tool that helps developers and programmers compare two different code snippets. The tool visually highlights the differences, making it easy to see what changes have been made.
How does it work?
The tool uses the diff algorithm to check differences at the character, word, or line level. The user can paste two versions of the source code and compare them with one click. Changes are marked with different colors.
✅ Green: New added lines or characters
❌ Red: Deleted lines or characters
⚪ White: Unchanged content
Why is Code Difference Checker useful?
This tool can be useful for code review, version control, debugging, and tracking changes in programming projects. There is no need to install external programs because everything is online, accessible from a browser.
Supported programming languages
Code Difference Checker supports most modern programming languages, such as:
Frequently Asked Questions (FAQ)
❓ Can it be used on mobile?
Yes! The tool is fully responsive and mobile-friendly, so it can be used on smartphones and tablets.
❓ How can I copy the diff result?
You can use the 'Copy Diff' button, which automatically copies the comparison result to the clipboard.
Select Language
Set theme
© 2025 ReadyTools. All rights reserved.