Encrypt your PDF files with a password right in your browser. Your documents never touch a server — the encryption happens 100% on your device. Free. No sign up. No watermarks.
Protect PDF Now — Free →You're encrypting a file because it's sensitive. Why would you upload it to a third party first? PDFico encrypts locally — your unprotected file is never exposed to any server.
Protect contracts, financial reports, HR documents, and confidential files. No data leaves your device, so your company's DLP policies are never triggered.
No upload wait. No server queue. Your PDF is encrypted instantly on your device. Click, set password, done.
Uses AES-256 encryption — the same standard used by banks and governments. Your protected PDF can only be opened with the correct password.
Click the button above. No account or signup required.
Drag and drop your PDF or click to browse from your device.
Choose a strong password. This password will be required to open the PDF in the future.
Your encrypted PDF is ready. The password was applied locally — it was never transmitted anywhere.
Yes. PDFico uses standard PDF encryption. The password-protected file can be opened by any PDF reader but only with the correct password.
Yes. You can set a user password (required to open the file) and an owner password (required to change permissions like printing or editing).
There is no way to recover the password. Since encryption happens on your device, PDFico never knows your password. Make sure to remember it or store it securely.
If you know the password, you can open the PDF in any reader and save it without the password. PDFico focuses on adding protection, not removing it.