Unchanged lines appear in plain white/grey. The diff can be viewed side-by-side or as a single unified inline view depending on your preference.
Enter or paste the original version of your text into the left input box. This is your baseline โ the "before" version.
Enter or paste the new/edited version of your text into the right input box. This is the "after" version you want to compare against.
Hit the Compare button and the tool will instantly highlight all differences โ additions in green, deletions in red, and modifications in yellow.
Browse the diff results line by line. You can switch between side-by-side and inline view, or download the diff report as a text file.
Compare code snippets before and after edits without using Git.
Find what changed between two drafts of a contract, policy, or report.
Compare a student's work against the original to check plagiarism or edits.
Review writer revisions and quickly approve or request further changes.
Track exactly which clauses changed between contract versions.
Compare original source text and translated text for accuracy.
Run both texts through the Text Formatting tool first to normalize casing and spacing so trivial differences don't clutter your diff.
For code or structured documents, use line-by-line mode. For prose, inline word-level diff is easier to read.
Great for comparing v1 and v2 of API documentation, terms of service updates, or employee handbook revisions.
Enable "ignore whitespace" mode if you only want to see content changes, not formatting/indentation differences.