Merge PDF
To merge pdf, drop your file below - it's processed instantly in your browser, free, with no upload and no signup.
Drop your PDFs here
or browse files · paste with Ctrl/⌘+V
PDF files
How to merge pdf
- 1
Add your PDF
Drag a file in or click to browse - it stays on your device.
- 2
Set options
Adjust the options if you like, then ShrinkTo does the rest right in your browser.
- 3
Download
Save your finished file. Nothing was ever uploaded.
Frequently asked questions
How do I merge pdf online?
Open this page, drop your PDF into the box, choose any options, and download the result. The whole thing happens in your browser in seconds.
Is the merge pdf tool safe to use?
Yes - it's one of the most private options available, because your file is processed entirely on your own device and is never sent to any server.
Are my files uploaded to a server?
No. Everything runs locally in your browser - your files never leave your device. You can confirm this by opening your browser's Network tab while you use the tool.
Is it free? Do I need to sign up?
It's completely free with no signup, no email, and no limits. Because the work happens on your own device, there's no server cost and nothing to charge for.