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PDF Merger

Combine multiple PDF files into one browser-local document

Browser-local processing The primary workflow runs in this browser tab.

No upload required Use supported files without sending them to a server.

Free workflow path Continue with related tools before any optional commercial links.

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Drag & drop files here, or

Add multiple PDF files

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Next workflow steps

Keep working

PDF CompressorReduce PDF file size locally before email, forms, or sharing PDF SignPlace a signature image or text mark onto a PDF PDF Page NumbersAdd page numbers to PDF pages with local processing PDF ProtectAdd password protection to a PDF locally

Short answer

Use FreeTools PDF Merger to combine multiple PDF files into one browser-local document, then download the merged file without creating an account.

Read the PDF Merger guide

Best for

People often need to combine PDF reports, receipts, forms, cover pages, or attachments into one clean file before submitting, archiving, or sharing the final document.

Combining reports, cover pages, receipts, and appendix files into one PDF package.
Preparing school, office, tax, HR, or application documents that must be submitted as a single file.
Checking file order before export so the final PDF reads correctly from first page to last page.

Input and output

Inputs: PDF files, PDF page ranges, document passwords when required

Outputs: processed PDF downloads, ZIP files when multiple outputs are generated

Privacy notes

FreeTools is designed around browser-local processing for supported workflows.
Avoid adding sensitive files to any online workflow unless you have checked the page behavior and output carefully.
Keep a backup of the original file before exporting a changed copy.

Common mistakes

Uploading files in the wrong order and downloading before reviewing the sequence.
Forgetting to remove duplicate cover pages, blank scans, or outdated attachments before merging.

Limitations

Very large files can be slower or fail if the browser runs out of memory.
Browser support, file structure, fonts, encryption, or media codecs can affect the final result.

How to use

Open pdf-merger
Configure options
Download or copy the result

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