PDF Health Check
Inspect structure, metadata, encryption, font assets, and get actionable recommendations.
Diagnose damaged or slow PDFs with a local health check. The tool inspects structure, fonts, and objects, and reports issues together with the exact page ranges affected.
How to use PDF Health Check 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 kinds of problems can the health check find?
It detects structural issues, missing or broken objects, font problems, and corrupted page ranges, and reports where each issue occurs.
Can it repair a broken PDF?
The health check diagnoses problems and identifies affected pages so you can rebuild or extract the healthy parts with the other PDFMiniFly tools.
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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