Text Diff Checker
Compare two texts line by line and highlight changes.
Paste both versions and review the highlighted differences.
Text Diff Checker
Find added, removed and unchanged lines directly in your browser.
● 100% local · no sign-up
Frequently asked questions
Is this tool free?
Yes. It is free and requires no registration.
Are my inputs stored?
No. Processing takes place locally in your browser.
Does it work on mobile?
Yes. The interface is optimized for phones, tablets and desktop computers.