PDF Tools
MERGE PDF
Combine multiple PDF files into one  ·  Drag to reorder  ·  Zero uploads
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Drop PDF files here
or click to browse — you can add more after
Choose PDF Files

How to Use the Merge PDF Files

  1. Click the upload area or drag in two or more PDF files — there is no limit on how many you can add.
  2. Arrange them into the right order by dragging the file cards; the final document follows this order exactly.
  3. Remove any file added by mistake with its delete button.
  4. Click Merge and the tool combines every page of every file into one document, right in your browser.
  5. Download the merged PDF — it is generated instantly on your device, with no upload and no waiting in a queue.

About This Tool

Combining PDFs is one of those tasks that comes up constantly: an application that wants your certificates as a single file, scanned pages that arrived as separate documents, invoices to bundle for accounting, or chapters to hand in as one submission. Yet PDF software that can do it has traditionally been either expensive or bloated with trial limitations.

This tool does one thing simply: it takes the pages of every PDF you add, in the order you arrange them, and writes them into a single new PDF. Page sizes and orientations are preserved as they are — a landscape page stays landscape, an A4 page stays A4 — so the merged document looks exactly like reading the originals back to back.

The important difference from most "merge PDF online" services is where the work happens. Typical sites upload your files to their servers, merge them there, and give you a download link — which means your contracts, ID scans, or financial documents sit on someone else’s computer, subject to their retention policies. This tool merges entirely inside your browser: your PDFs never leave your device, which makes it appropriate even for confidential paperwork.

Frequently Asked Questions

Is there a limit on how many PDFs I can merge or how big they can be?

There is no fixed file count or size cap. Practical limits come from your device’s memory since everything happens locally — merging dozens of typical documents is no problem, though several very large scanned files on an old phone may be slow.

Will the merged PDF keep the original quality and layout?

Yes. Pages are copied into the new document as-is — text stays sharp and selectable, images keep their resolution, and page dimensions are untouched. Merging does not re-compress or re-render your content.

Can I control the order of the combined pages?

You control the order of the files: drag the file cards into the sequence you want before merging. All pages of the first file come first, then all pages of the second, and so on. If you need to reorder pages within a file, split or rearrange it first.

Are my documents uploaded anywhere when I merge them?

No. The merge is performed by JavaScript running in your own browser. Your files are read from your device’s memory, combined there, and saved back to your device. Nothing touches a server, so there is nothing for anyone to store, scan, or leak.

Can I merge password-protected PDFs?

Encrypted PDFs generally cannot be read without their password, so a protected file will fail to merge. Remove the protection first (with the password, using a PDF tool that can decrypt), then merge the unlocked copies.