Compare two texts and highlight the differences. Word-level comparison.
Enter the original text on the left and the modified text on the right.
Click Compare to highlight all differences — additions, deletions, and changes.
Review highlighted changes line-by-line. Added lines are green, removed lines are red.
Compare two texts and find every difference with ToolZapHub's free online diff checker. Highlights added, removed, and changed lines in a clear side-by-side view. Perfect for comparing code versions, contracts, articles, and any text documents. Browser-based, private, no signup required.
Added lines (green), removed lines (red), and changed lines are all highlighted. Line-by-line comparison makes it easy to spot every change.
Yes. The diff checker works perfectly for comparing code, configuration files, scripts, and any plain text content.
No practical limit for typical use cases. The tool handles large text files efficiently.
The tool compares plain text. For Word or PDF comparison, copy the text content and paste it into the diff checker.
Yes, completely free with no limits.