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LockedPDF

Your PDFs never leave this device.

Every tool here runs inside your browser. Nothing is uploaded, nothing is stored, and there is no server that could leak your documents — because there is no server. Open your network tab and check.

Everywhere else

Your fileTheir server

Uploaded, processed on hardware you don't control, and deleted afterwards — if they say so.

Here

Your fileYour file

Read from your disk, changed in memory, saved back. It never touches the network at all.

  • 0

    bytes uploaded

  • 9

    free tools

  • No

    account needed

Why this works differently

The upload step is the risky part, so we removed it

On most PDF sites your file travels to a server, gets processed there, and comes back. For those seconds your document sits on hardware you don't control. Most services delete it promptly. That still leaves an exposure you never needed to accept — browsers have been able to do this work locally for years.

No queue, because there's nothing to wait for

A 40 MB file on a slow connection takes a couple of minutes to upload and download again. Here it takes as long as your own processor needs, and works the same on a plane with the wifi off.

Free without an asterisk

No account, no three-files-a-day cap, no watermark stamped on the output, no email address required before you can download what you made. Serving you costs us almost nothing, so none of that is necessary.

Pick a tool and go

Nothing to install, nothing to sign up for.

Start with Merge PDF