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Merge PDF
Combine several PDF files into one, free.
Docs & PDF
NEW
Select two or more PDF files — they are joined in order. Stays in your browser.
How to use

Merge PDF — how it works

Four simple steps, under ten seconds.

  1. Open the Merge PDF page and drag your file into the upload box, or tap it to browse your device.
  2. Adjust the options if you want to: quality, size, format, speed or colors.
  3. Press the button to run it — results appear in seconds, processed right in your browser.
  4. Download your result. It saves straight to your device, free and with no watermark.
FAQ

Merge PDF — quick answers

Everything you need to know.

What does Merge PDF do?

Combine several PDF files into one, free. It is part of the Streams8K free AI toolbox — no sign-up, no watermark, unlimited use.

Is Merge PDF really free to use?

Yes. Merge PDF is 100% free with unlimited uses: no account, no credit card, no hidden limits and no watermark on your downloads.

Do I need to install anything to use Merge PDF?

No. Merge PDF runs right in your browser — just open this page and start. It works on any modern browser (Chrome, Edge, Firefox, Safari) on desktop or mobile.

Do my files leave my device when I use Merge PDF?

No. Merge PDF processes your files locally, inside your browser — they never get uploaded to a server, so nothing is stored or tracked.

Can I use Merge PDF on my phone?

Yes — because it runs in the browser it works on Android, iPhone, Windows and Mac alike.

How do I use Merge PDF?

Follow the four steps above — most jobs take under ten seconds from start to download.