difference
Text Diff / Compare Tool
Compare two blocks of text.
See exactly what was added, removed, or changed between two versions of text.
Added Lines
Lines only in the changed text are highlighted green.
Removed Lines
Lines only in the original text are highlighted red.
Free & Unlimited
No signup, no watermarks, no usage limits.
What is a Text Diff Tool?
A text diff tool compares two versions of text line by line and shows exactly which lines were added, removed, or stayed the same — useful for reviewing edits, comparing document versions, or checking configuration changes.
How to use this tool
- Paste the original text on the left.
- Paste the changed text on the right.
- Click Compare to see the line-by-line differences.
Frequently Asked Questions
The tool compares both texts line by line and shows which lines were added, removed, or are unchanged between the two versions.
Yes. Lines that differ only in capitalization are treated as different lines.
Yes. 100% free — no account required, no usage limits.