Text Diff Checker
Compare two blocks of text and highlight what was added or removed.
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How to use Text Diff Checker
- Add your input. Paste or type your content into the input area.
- Pick any options. Choose the settings you need for Text Diff Checker, or keep the defaults.
- Copy the result. Copy or download the output. Everything happens in your browser.
Why use Text Diff Checker?
- Private by design: runs in your browser, nothing is uploaded
- Free with no sign-up and no watermark
- Fast, with no upload or download wait
- Works on phone, tablet and desktop
Common uses for Text Diff Checker
- Spot edits between two drafts.
- Verify copy changes before publishing.
- Compare configuration snippets.
Private by design
Text Diff Checker runs entirely in your browser. Whatever you type or paste is processed on your device and is never sent to our servers. Read our Privacy Policy for details.
Frequently asked questions
Does it compare line by line?
Yes. It highlights additions and removals so you can see exactly what changed.
Is Text Diff Checker free to use?
Yes. Text Diff Checker is free, needs no account and never adds a watermark to your result.
Is my input sent to a server when I use Text Diff Checker?
No. Text Diff Checker runs in your browser and nothing you enter is sent to our servers.
Does Text Diff Checker work on my phone?
Yes. Text Diff Checker is fully responsive and works in the browser on Android, iPhone, tablets and desktop computers.
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