Text Compare

Text Compare shows exactly what changed between two versions of a text. Paste the original and the new version to see additions in green and deletions in red, by word or by line, with a count of changes.

  • Text → Highlighted differences
  • Runs in your browser
  • Free, no sign-up
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How to use Text Compare

  1. Paste the original text on the left.
  2. Paste the changed text on the right.
  3. Click “Compare” and choose word or line mode.
  4. Optionally ignore case or extra whitespace.

Supported formats

InputText
OutputHighlighted differences
ProcessingOn your device, in the browser (no upload)

Limitations to know

  • Compares plain text only; formatting such as bold or fonts is not compared.
  • Very large texts (over ~1 MB) may take a few seconds.

Privacy: Text Compare runs entirely in your web browser. Your Text data is not uploaded, stored or shared, and nothing about its contents is sent to analytics.

Frequently asked questions

How do I compare two text documents?

Copy the text from each document into the two boxes and click “Compare”. Added words are highlighted green and removed words red.

Word mode or line mode?

Word mode is best for prose and contracts. Line mode is best for code, lists and configuration files.