FREE TEXT DIFF
Compare Text Online for Free
Paste the original and revised text to find changed lines instantly in your browser.
Your input and results are never uploaded or stored.
- 1Enter text
- 2Process in browser
- 3Use result
1A · Enter text
Original text
The comparison updates automatically while you type.
1B · Enter text
Changed text
The comparison updates automatically while you type.
3 · Use result
Comparison result
Enter text in either box to show the differences here.
Free browser text tool
Compare text in three simple steps
Check documents, code snippets, and lists without installing software or creating an account.Paste both versions
Put the original on the left and the revised text on the right.
Choose comparison rules
Optionally ignore case or whitespace-only differences.
Review and save
Read added, removed, and unchanged lines, then copy or save the unified result.
Accurate line comparison
What can you compare?
The tool preserves your source text while applying selected rules only to matching.
Document revisions
Find sentences added or removed between a draft and its edited version.
Code and settings
Inspect changed lines in code snippets or configuration without uploading them.
Lists and inventories
Compare line-based product, keyword, or checklist data.
FREE TEXT DIFF FAQ
Text comparison FAQ
Learn about free use, privacy, and how line comparison works.1Is this text comparison tool free?
Yes. It is free with no usage limit, and no account is required.
2Is my text uploaded to a server?
No. The comparison runs only inside your browser, and your input or result is not stored on a server.
3How are differences detected?
Lines are compared exactly by default. You can choose to ignore letter case, surrounding spaces, or repeated whitespace.
4Can I compare large documents?
Each input is limited to 1 MB and 10,000 lines to protect browser performance. Very different content may need to be split into smaller sections.