Text Diff Checker
Find differences between two text blocks quickly with highlights.
Original text
Runs in your browser
Modified text
Diff result
0 changes
Added lines are green, removed lines are red.
Privacy note: comparison happens locally in your browser.
What this diff checker does
It compares two text blocks line by line and highlights additions and removals.
When to use it
Use it for reviewing content edits, config changes, or code snippets quickly.
Limitations
This is a lightweight diff and may not catch complex moves or reorders.
How to compare text
Paste two texts and click Compare.
- Paste the original text on the left.
- Paste the modified text on the right.
- Click Compare to view differences.
FAQ
Does this tool upload my text?
No. Everything runs locally in your browser.
Is it word-level or line-level?
It highlights line-level changes for clarity.
Can I compare long files?
Yes, but very large inputs may be slower.