Skip to content
codinganthem
All tools/Text Utils/Text Compare

Text Compare

Compare two blocks of text and highlight every change, line by line, instantly online. Free text compare tool for code, configs, and API responses.

+2 added−2 removed
1 of 2
Original
Modified
1The quick brown fox jumps over the lazy dog.
1The quick brown fox leaps over the lazy dog.
2This line stays the same.
2This line stays the same.
3Old line to be removed.
3New line that was added.

Tip: press [ / ] to jump between changes

Related tools

Text Utils

Regex Tester

Test and debug regular expressions online with live match highlighting. See match counts and positions instantly — free, no console needed.

Text Utils

Case Converter

Convert text between camelCase, snake_case, PascalCase, kebab-case, and more, instantly online. Free tool for renaming variables and API fields.

Text Utils

PDF Compare

Compare two PDF files online and highlight visual and text differences. Free multi-page PDF compare — runs in your browser, no upload to a server.

NewText Utils

PDF Unlock

Remove a password from a locked PDF and download an unlocked copy. Free PDF unlock tool — runs entirely in your browser, files never leave your device.

Frequently asked questions

What is Text Compare?+

Spot exactly what changed between two texts — line by line, instantly.

How do I use Text Compare?+

Added lines highlighted in green, removed in red — same style as Git diffs. Jump Prev/Next between change blocks in long diffs ([ / ] keys). Paste config files, API responses, code snippets, or any two blocks of text. Copy a unified diff for pasting into reviews or tickets

Is Text Compare free?+

Yes, Text Compare is completely free. No account or sign-up required, and all processing happens in your browser — nothing is sent to a server.

Is my data safe when I use Text Compare?+

Yes. Text Compare runs entirely in your browser using JavaScript and Web APIs — your input is never uploaded, transmitted, or stored on any server.