Utility Tool

Online Diff Checker

Compare two text blocks or code snippets. View side-by-side or inline differences instantly highlighted. Stays private inside your browser.

Original Text (A) Baseline

Modified Text (B) Changes

Additions Deletions

Difference Comparison

Line-by-line

How to compare text online?

Paste your original text in column A and the modified version in column B. The difference checker scans line by line. Deletions are highlighted in red, additions are highlighted in green, and unchanged lines display normally.

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