Visual PDF Diff
Try it now: Visual PDF DiffOverview
Compare two PDFs visually and generate difference heatmaps (PNG) plus a JSON report in a ZIP.
| Input | Output | Best for |
|---|---|---|
| PDF + PDF | ZIP | Compare two PDFs visually and generate difference heatmaps (PNG) plus a JSON report in a ZIP. |
How to Use It
- Open Visual PDF Diff.
- Add your file(s) in the drop area.
- Adjust options if available.
- Click the action button and wait for processing to finish.
- Download the result.
Key Settings You Can Adjust
- PDF (2 files)
Tips
- Use a descriptive filename before downloading.
- For best quality, avoid repeated conversions.
- If you process sensitive documents, close the tab after downloading.
FAQ
Is it free?
Yes. The tool runs in your browser and is free to use.
Do you upload my files?
The default flow is local processing in your browser.
Why is it slow on large files?
Large PDFs/images need more memory and CPU. Try splitting or compressing first.