Diff Checker
Compare text, source code, or shell scripts with a more advanced side-by-side viewer. Changed lines are paired together, both sides keep their own line numbers, and inline differences help you spot exactly what changed inside a line.
Compare Text or Code
Proper paired line numbers
Original and updated code each keep their own line references.
Inline change highlights
Modified lines show token-level additions and removals inside the row.
Code and script friendly
Whitespace, indentation, and tabs stay visible for programming languages and config files.
Changed
0
Added
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Removed
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Unchanged
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Changed line
Added line
Removed line
Unchanged line
Diff output will appear here after comparison.