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Text Diff
TextCompare two text blocks side by side and see added, removed, and unchanged lines highlighted.
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Diff Statistics
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Similarity
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Edits Needed
Quick answers for Text Diff
What does the Text Diff do?
Compare two text blocks side by side and see added, removed, and unchanged lines highlighted. The Text Diff is one of 900+ free developer tools on Toolblip - all open to use without a signup.
How do I use the Text Diff?
Open the Text Diff on this page, paste or upload your input, and the result updates as you type. Use the copy button to grab the output, or adjust options to tune the result. Nothing you enter leaves your browser.
Is the Text Diff free to use?
Yes. The Text Diff is a free online tool on Toolblip - no signup, no account, no hidden usage limits. It runs in your browser and works on desktop and mobile.
Is the Text Diff safe and private?
Yes. The Text Diff processes your data entirely client-side, so nothing you paste is uploaded or stored on any server. It's safe to use with internal snippets, private keys for debugging, or any other sensitive content you'd rather not send to a remote service.
Is there a character limit when I use the Text Diff?
There's no hard limit. The Text Diff handles short snippets and long documents equally well because all processing happens on your device. For very large inputs you may notice a brief delay while the browser parses the text.
Can I use the Text Diff offline?
Once the page has loaded, the Text Diff continues to work without an internet connection. Bookmark this page and return to it anytime - all logic runs locally.