|Your everyday productivity workspaceCompare two texts and highlight added, removed, and unchanged lines.
01
Paste
Enter original text on the left
02
Modify
Enter modified text on the right
03
Compare
See differences highlighted instantly
Your feedback helps us build better tools.
Our free Text Diff Checker compares two texts and highlights added, removed, and unchanged lines. Use split view or unified diff format.
Auto-compare as you type with 500ms debounce, or click Compare for instant results. Line numbers and color-coded highlights make differences easy to spot.
Essential for developers reviewing code changes, writers comparing document versions, and students checking assignment edits.
Read the full guide: Lorem Ipsum, number to words, text diff, and Morse code explained
Compare two versions of code snippets or config files.
See what changed between two drafts of text.
Quickly spot differences between two similar texts.
Verify that two text exports match or find discrepancies.
Understand how diff output shows changes between versions.