Encrypt, Redact & Protect PDF Online Free
Password-protect, redact, flatten, and strip metadata from PDFs on your device. Free privacy tools on promaxpdf.pro — files never leave the tab.
Encrypt PDF
Password-protect a PDF with AES-256.
Remove password
Unlock a PDF you already know the password for.
Redact PDF
Black out regions and burn the pixels so text is gone.
Flatten PDF
Bake form fields and annotations into static page content.
Privacy scanner
Find and strip author names, dates, and XMP metadata.
Fingerprint PDF
SHA-256, SHA-1, and MD5 hashes of the exact bytes.
Repair PDF
Five recovery strategies for truncated or broken files.
See also merge pdfs, compress pdf, split pdf, pdf to jpg.