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Merge PDF

Combine several PDFs into one.

Runs entirely on your device — your files never leave your browser.

Drop PDFs to merge

Add two or more — they merge top to bottom · drag & drop, paste, or click to browse

Runs entirely in your browser — nothing you enter is uploaded or sent to a server.

Merging copies each PDF's pages into a new file in the order you set — it doesn't re-compress or re-flow them, so the combined file is about as large as the parts added together. It's all done in your browser; nothing is uploaded. Read our full disclaimer.

About this tool

Emailing three separate PDFs is a nuisance; one tidy file is far easier to send, print, or file away. This tool stitches any number of PDFs together in the order you arrange them and hands you a single document. Because the site has no backend, your files are read and combined right in the browser — they're never uploaded to a server.

Handy for

Combining a cover letter, a résumé, and a certificate into one file before an application — in exactly the order a form expects.

How to use

  1. 1Drop in two or more PDFs — you can keep adding to the list.
  2. 2Set the order with the up and down arrows on each row.
  3. 3Remove anything added by mistake with the ✕ button.
  4. 4Merge, and the combined PDF downloads to your device.

Features

  • Merge any number of PDFs into one.
  • Reorder and remove files before merging.
  • Keeps the original page quality — no re-compression.
  • Runs entirely on your device; nothing is uploaded.

Frequently asked questions

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

No fixed limit from us. Since the work happens in your browser, very large or numerous files are bounded only by your device's available memory.

Will merging shrink or grow the file?

The result is roughly the sum of the inputs — merging doesn't re-compress pages. If you need it smaller afterwards, run the combined file through a compressor.

Can I rearrange individual pages, not just files?

You order the files with the up/down arrows, and they merge top to bottom. To rearrange individual pages, split the PDFs first, then merge the pieces in the order you want.

Are my documents uploaded anywhere?

No. They stay on your device — the merge is done locally and the finished PDF is created right in your browser.

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