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Compare PDF
Compare two PDFs and get a per-page report of textual differences.
This tool runs entirely in your browser. Your files are never uploaded.
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In short
Compare PDF lets you spot the textual differences between two PDFs, free and online. It runs in your browser, so your file is not uploaded and stays on your device. The free tier covers everyday use; Premium removes ads and lifts all limits.
Not uploaded
Your files
50 MB / file
Free tier
10 tasks
Daily free
Ad-free & unlimited
Premium
How to compare pdf
- 1
Open the Compare PDF tool
Go to the Compare PDF page on FeelPDF — no install needed.
- 2
Add your file
Drop your file — it is processed in your browser and not uploaded.
- 3
Set the options
Choose any options to spot the textual differences between two PDFs.
- 4
Download the result
Click the button and your new file saves straight to your device.
Frequently asked questions
- Does Compare PDF upload my files?
- No. Compare PDF runs in your browser, so your files are not uploaded — you can confirm this in your browser's network tab.
- Is it free?
- Yes. The free tier covers everyday use — up to 50 MB per file and 10 tasks a day. Premium (€4.99/mo) removes ads and all limits.
- Do I need to install anything or create an account?
- No. It works instantly in any modern browser, and the free tier needs no account.
- Is FeelPDF GDPR-friendly?
- For in-browser tools your files are never uploaded at all. The one server-assisted path (Office conversions) runs in the EU with zero data retention.