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Resize PDF pages to A4, Letter, or Legal

Resize PDF pages to A4, US Letter, or Legal right in your browser. Free, fast, and private: your file never leaves your device. No sign-up, no uploads.

100% private — files never leave your device
Pro is coming soon— unlimited batches, larger files and an ad-free experience. Everything here stays free.

How to use

  1. Select your PDF. Choose or drag in the PDF whose pages you want to resize. It loads straight into your browser, with no upload.
  2. Pick a paper size. Select your target size: A4, US Letter, or Legal. Every page will be scaled to match it.
  3. Resize the pages. Run the tool to scale each page to the chosen size, keeping the content centred on the new page.
  4. Download the result. Save the resized PDF to your device. Your original file stays untouched.

Features

  • 100% private, no uploads. Your PDF is processed locally with pdf-lib. Nothing leaves your device, so confidential documents stay confidential.
  • Standard paper sizes. Resize to A4, US Letter, or Legal in one click, ideal for printing or meeting submission requirements.
  • Content stays centred. Each page is scaled to the new size with content kept centred, so your layout stays tidy.
  • Free with no sign-up. No account, no email, and no watermarks. Open the page and resize as many PDFs as you like.
  • Fast and in-browser. Processing happens on your own device, so there is no upload wait, even for larger files.

When to use it

  • Standardise a scanned contract to A4 before printing or filing
  • Convert a US Letter report to A4 for an international colleague
  • Resize confidential bank statements without uploading them anywhere
  • Fix a mixed-size PDF so every page prints on the same paper
  • Prepare a Legal-size document to meet a submission requirement

Is it private?

Your PDF is processed locally in your browser and is never uploaded to any server.

Frequently asked questions

Is this PDF resizer free to use?

Yes. It is completely free with no sign-up, no email, no watermarks, and no limit on how many PDFs you can resize.

Is my PDF uploaded to a server?

No. The tool runs entirely in your browser using pdf-lib. Your PDF is processed locally on your device and is never uploaded, which keeps confidential documents private.

What page sizes can I resize to?

You can scale every page to A4, US Letter, or Legal. Each page is resized to your chosen size with the content kept centred.

Will resizing change my content or layout?

Your content is scaled to fit the new page size and kept centred. Aspect ratios may differ slightly between sizes, so the scaling adjusts to fit each page cleanly.

Does every page have to be the same size?

After resizing, yes. The tool scales every page in the PDF to the single paper size you select, which is handy for fixing mixed-size documents.

Does it work offline?

Once the page has loaded, the resizing happens in your browser, so no file is sent over the internet.

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