Free — No registration

Corrupt PDF

Make a PDF unreadable. Useful for testing, demos, or creative excuses.

Drag the PDF here

or click to select

PDF only — max 100MB

Corruption level

How it works

Three simple steps

1

Upload the PDF

Drag or select a valid PDF to corrupt.

2

Choose the level

Light for soft errors, medium for an unopenable file, heavy for total corruption.

3

Download the result

The downloaded file will appear corrupted and won't open correctly.

Frequently asked questions

It's useful for testing file recovery software, technical demonstrations, or when you need a PDF file that appears damaged (for example to justify a late delivery).

Light: corrupts only metadata, the file might still open with errors. Medium: damages the internal structure, the file won't open. Heavy: aggressive corruption of content and structure.

Completely free, with no registration and no limits.

Files are automatically deleted after processing. We don't keep any copies.