Secure & sign PDF tools
Unlock restrictions, remove a known password, and stamp a signature — free, in your browser.
All secure & sign tools
- Remove a PDF Password / Restrictions — Strip print/copy restrictions from a PDF, or open one you know the password for — free, in
- Unlock a PDF — Remove a password from a PDF you own or have the right to open. Free methods with Adobe an
- Sign a PDF with an Image — Stamp your signature onto a PDF using a PNG/JPG — free, in your browser, no account.
FAQ
Are these secure & sign tools free and private?
Yes. Every tool on this page runs entirely in your browser — your files are never uploaded to a server.
Which secure & sign tool should I use?
Pick the one that matches your file: merge to combine, convert to change format, organize to restructure, or secure to unlock and sign. Each link above opens a dedicated tool with step-by-step help.