Passwords stay private
Protection and unlocking happen locally; passwords are never submitted to PDF Creator.
All PDF tools
Protect, unlock, watermark and sign PDFs
Add practical document controls without sending confidential files to a conversion server. Password work is handled by QPDF running as WebAssembly in your tab.
Local processing · no uploads
Protect PDF
Encrypt a PDF with a password on your device.
PDF→LOCKED PDF
Tool 1Unlock PDF
Remove a known password from an encrypted PDF.
LOCKED PDF→PDF
Tool 2Sign PDF
Add your typed signature to the final page of a PDF.
PDF→SIGNED PDF
Tool 3Prepare Signature Request
Add a visible signature request area before sharing a PDF yourself.
PDF→REQUEST PDF
Tool 4Watermark PDF
Add a custom diagonal watermark to every PDF page.
PDF→PDF
Tool 5Remove Watermark
Remove annotation-based stamps and watermarks from a PDF.
PDF→PDF
Tool 6Clear signature workflows
Add a typed signature or create a shareable PDF with a visible signature request field.
Helpful reading
Choose settings with confidence
PDF passwords and permissions explained
Password protection can reduce accidental access, but permissions and encryption are not a substitute for careful sharing.
Read guideHow private browser-based PDF processing works
Local tools run document code in your browser tab instead of sending the selected file to a conversion server.
Read guideHow to prepare a PDF for signatures
A visible signature line is useful for simple approvals, but identity assurance and legal requirements vary by workflow.
Read guide