How do I merge PDF files online for free?

Open the ClearwayPDF merge tool, add your PDF files in the order you want them, then click Merge to download the combined PDF.

Is there a limit to how many PDFs I can merge?

No hard limit. You can upload as many PDF files as your browser can handle. Individual files up to 100 MB are supported.

Do my files get uploaded to a server when merging?

No. All merging happens directly in your browser using JavaScript. Your files never leave your device.

Can I reorder pages before merging?

Files are merged in the order you add them, so add them in the order you want. To move individual pages afterwards, open the merged PDF in the editor and drag the page thumbnails.

Is ClearwayPDF a free alternative to Smallpdf merge?

Yes. ClearwayPDF merges PDFs for free with no account and no watermarks. Practical limits depend on your browser and device.

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Merge PDF

Merge PDF Files Free Online

Combine multiple PDF documents into a single file in seconds. No upload to any server, no account required, no watermarks — just drag, drop, and download.

Merge PDFs now →

How it works

Three steps, done.

Step 1

Upload your PDFs

Drag your PDF files into the Merge panel or click to browse. Add as many files as you need.

Step 2

Arrange the order

Files are merged in the order you add them, so add them in the order you want them to appear.

Step 3

Download the result

Click Merge and your combined PDF downloads instantly. No email, no waiting.

What you get

Everything included, nothing locked

Multiple PDF files

Merge as many PDFs as your browser and device can comfortably handle. Individual files up to 100 MB are supported.

Preserves quality

Pages are merged exactly as-is — fonts, images, and layout are preserved from every source file.

No watermarks

Your merged PDF is clean. No ClearwayPDF branding, stamps, or watermarks added.

Fully private

All processing happens in your browser. No files are ever sent to a server.

No account needed

Start merging immediately without signing up, logging in, or providing any personal information.

Works on any device

Merge PDFs on Windows, Mac, Linux, iPhone, or Android — any device with a modern browser.

Why ClearwayPDF

Free, private, no strings attached

No subscription or paywall
No file uploads — fully private
No watermarks on output
No account or login needed
Works on any modern browser
Free to use

Try it free →

Guides

Guides for this tool

Merge PDF

How to merge PDF files in the right order

Learn a reliable way to combine contracts, scans, invoices, and supporting documents into one organized PDF.

5 min readRead

Split PDF

How to split a PDF and extract specific pages

When to split a PDF, how to extract only the pages you need, and how to write page ranges so you get exactly the right pages.

5 min readRead

Organize PDF

How to remove pages from a PDF

Delete blank, duplicate or confidential pages from a PDF, keep only the pages you need, and check the result before sending.

4 min readRead

FAQ

Frequently asked questions

How do I merge PDF files online for free?: Open the ClearwayPDF merge tool, add your PDFs in the order you want them, then click Merge to download the combined file.
Is there a limit to how many PDFs I can merge?: No hard limit. Upload as many files as your browser can handle. Individual files up to 100 MB are supported.
Do my files get uploaded to a server?: No. All merging happens in your browser. Your files never leave your device.
Can I change the order?: Files are merged in the order you add them. To move individual pages afterwards, open the merged PDF in the editor and drag the page thumbnails.
Is this a free alternative to Smallpdf merge?: Yes. ClearwayPDF merges PDFs for free with no account and no watermarks. Practical limits depend on your browser and device.