Change Page Size makes every page of your PDF the same paper size, such as A4 or US Letter. Content is scaled to fit and centred, or kept at its original size. Text stays sharp and selectable, and links, comments and form fields keep working. A live preview shows the result.
How to change the page size of a PDF
- Click "Choose PDF file" or drag and drop a PDF into the box.
- Choose the new size: A4, Letter, Legal, A3, A5 or Custom.
- Choose orientation, scaling and margin. The preview updates as you go.
- Click "Change page size" and then "Download PDF".
Why use ZentaPDF Change Page Size?
Easy to useSimple steps, clear buttons — done in a few clicks.
Free, no sign-upNo account, no email, no watermark and no daily limits.
FastNo waiting — results are ready in seconds.
Works everywhereUse it on Windows, Mac, Linux, Android or iPhone in any modern browser.
Original qualityPages are copied as they are — text and images stay crisp.
Large filesHandle big files and many pages — limited only by your device’s memory.
Frequently asked questions
Can I convert Letter to A4?
Yes. Choose A4. Each page is scaled a little to fit, with no cropping.
Will the content be cut off?
No, when "Scale to fit" is on. With "Keep original size" a larger page may be cut at the edges.
Do links and form fields still work?
Yes. They are moved and scaled together with the page content.
Is it really free? Do you add a watermark?
Yes, it is completely free with no sign-up, no watermark and no daily limits. The site is supported by a few non-intrusive ads.
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