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Compare PDF
Spot PDF differences side by side — free and private.
🔒 Everything above runs on your device — compare pdf never uploads your file anywhere.
Compare PDF places two versions of a document side by side and highlights where they differ. Ideal for checking contract revisions, drafts, and edited documents at a glance. Both files are compared in your browser, so nothing is uploaded.
How it works
- 1Upload the two PDF files you want to compare
- 2Review the highlighted differences side by side
- 3Download or note the changes you found
Frequently asked questions
What kind of differences does it show?+
It highlights changes between the two documents so you can quickly see what was added or removed.
Is comparing PDFs free?+
Yes, it is completely free with no watermark.
Do my files get uploaded?+
No. The comparison runs in your browser, so both PDFs stay on your device.