Compare PDFs
Inspect side-by-side visual differences and text changes between two document revisions.
See exactly what changed between two versions of a PDF. The comparison highlights differing pages and text so revisions, edits, and regressions are easy to spot.
How to use Compare PDFs in 3 simple steps
Select Your Files
Drag and drop your document directly into the browser. Your file stays on your hardware and is never transmitted across the network.
Configure Options
Customize parameters, page sequence, orientation, or compression presets with instant interactive live feedback.
Save & Download
Click the action button. The new document is compiled in memory and downloaded straight to your device.
Frequently Asked Questions
What differences does the comparison show?
It identifies pages that differ between the two documents and surfaces the text changes on them so you can review each revision.
Are the compared documents uploaded anywhere?
No. Both files are analyzed locally in your browser and never transmitted.
Are my files uploaded to a server?
No. PDFMiniFly processes everything locally inside your browser. Your document never leaves your device, and once the app is installed it also works offline.
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