TextDiff
Compare text

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See exactly which complete lines changed.

Paste two text versions. An exact bounded algorithm runs locally and keeps both sources visible.

Local line diff

Original and revised text

Both texts stay on this device

CRLF and CR become LF. Final newline remains significant. Changed lines are a removal followed by an addition.

Exact line analysis complete

Text difference

Original lines3
Revised lines4
Retained2
Removed1
Added2
Line similarity57.1%

Red removes an original line; green adds a revised line. A matched line can show both spellings when an ignore rule is active.

11 
alpha
2−
beta
2+
BETA
3+
delta
34 
gamma

Similarity describes matched lines only. It does not measure meaning, authorship or plagiarism. Review important changes in context.