Add PDF Password
Lock a PDF with a password so only people who know it can open it.
Unlock a password-protected PDF and save it without one. Up to 15 at a time, 25 MB each.
or pick them from your computer — up to 15 at a time.
Drag up to 15 PDFs onto the page, or browse for them. Each can be up to 25 MB.
A row shows an inline field the moment a file needs one — type the password and it unlocks right there.
The result opens without a password in any PDF reader. Nothing else about the file changes.
A password-protected PDF is encrypted with the standard PDF security handler. This authenticates with the password you give it, decrypts the file, and saves a plain, unencrypted copy — the same unlock step every other SlimFile PDF tool already does before it can touch a protected file, offered here on its own.
No account, no email address, no trial that runs out.
What you download is clean — nothing added to your file.
Uploads and results are removed automatically about an hour after processing. We never look inside them.
Lock a PDF with a password so only people who know it can open it.
Compress, resize, convert, rotate and crop JPG, PNG and WebP files.
Shrink heavy PDFs, with the quality left entirely up to you.
Pull specific pages out of a PDF, or break it into several files.