NoServerTools
No upload · 100% local

Protect PDF Add Password

Add 128-bit AES password protection to any PDF. Set a password and we encrypt it instantly — all inside your browser.

🔒

Drop your PDF or browse

Single PDF file · Max 100 MB

ℹ️

Remember your password

There is no way to recover a forgotten password. Keep it somewhere safe before sharing the protected PDF.

STEP 01

Drop your PDF

File stays on your computer. Zero uploads.

STEP 02

Set a password

Encrypted with 128-bit AES in your browser.

STEP 03

Download

Password-protected PDF. Ready in seconds.

Why NoServerTools?

🛡️

Zero uploads

We never receive your files.

🗑️

Zero storage

Nothing saved anywhere.

🚫

Zero tracking

We don't know what you process.

📡

Works offline

Once loaded, no internet needed.