Text Compare – Free Online Text Difference Tool
Text Compare is a free online tool to quickly and securely compare two pieces of text. Instantly spot differences, additions, and deletions between two versions. All comparisons run entirely in your browser — your text is never sent to a server, so it stays 100% private.
Features
- Character, word, and line-level diff
- Side-by-side split view and inline merged view
- Similarity percentage between the two texts
- File drag and drop
- Available in 12 languages
- 100% client-side — fully private, no data uploaded
How to compare two texts
- Paste your original text on the left.
- Paste the modified text on the right.
- Click Compare to highlight every change instantly.
Enable JavaScript to use the interactive comparison tool.