Text Diff Checker Online — Compare Two Texts Free
Compare two text blocks to instantly spot additions, deletions, and line changes.
Line-by-Line Comparison:
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How to Use This Tool
STEP 01
Paste Original & Modified Text
Paste the base text into Box A and the revised version into Box B.
STEP 02
Compare
Click "Compare Texts" to view the highlighted line differences.
Key Features & Privacy Guarantee
- Line-by-line visual difference highlighting with color-coded additions/removals
- 100% client-side comparison: compare confidential code or contracts safely
- Summary statistics of modified, added, and removed lines
- Side-by-side or unified inline visual modes
Frequently Asked Questions
Is my text or document uploaded?
No. The comparison runs entirely inside your browser on your device. Your documents never leave your computer.
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