Utilitly's Duplicate PDF Page tool copies a page inside a PDF — turning a four-page file into a five-page one — without installing software or sending your document anywhere. Most online tools upload your file to a server first; this one processes everything locally with pdf-lib, an ordinary JavaScript library, so your file stays on your device.
The copy is made at the page level, not by re-rendering or re-printing the page. That means the duplicate keeps the original's layout, embedded images, vector graphics and page size exactly — the things that get lost when people try to duplicate a page by selecting its contents and pasting them onto a blank page.
There's no upload and no server round-trip. Your PDF is read, rebuilt, and re-saved on your own computer, so contracts, forms and other confidential documents stay private. If you've been looking to duplicate a PDF page without uploading it anywhere, this tool keeps everything local by design — and you can verify that in your browser's Network tab while you use it. If you have been searching for how to duplicate page in PDF files without handing them to a server first, this is what that looks like.
Duplicating a page naively re-embeds everything on it, so copying one image-heavy page five times can multiply your file size. This tool copies each distinct page once and points every duplicate at the same images and fonts, which is both smaller and structurally correct: each copy is still its own page object in the document, not the same page referenced twice. Duplicating a page carrying a large embedded image five times produced a 0.8 MB file in our testing, where the naive approach produced 4.8 MB.
If your PDF has interactive form fields, the tool tells you before you run it. Duplicated pages keep their appearance and any values already filled in, but the rebuilt document is no longer fillable — a PDF stores its form fields in the document catalog rather than on the pages themselves, so they don't travel with a copied page. That's the right result when you're duplicating a completed page for printing or records, and the wrong one if you wanted a second blank form to hand out.
Add your PDF, click the thumbnail of the page you want to copy, choose how many copies you need, and pick whether they go directly after the original or at the end of the document. Then click Duplicate and download the result. The original file on your device is never modified.
That's exactly how Utilitly works. There's no upload — your PDF is read, rebuilt, and saved locally on your device with pdf-lib, an ordinary JavaScript library, and nothing is sent to a server. You can confirm it yourself by opening your browser's Network tab while you run the tool.
Yes. Set the copy count to anything from 1 to 20 and each selected page is repeated that many times. Select several pages first and the same count applies to each of them, so you can duplicate a page range in one pass.
You choose. "After each original" places every copy immediately behind the page it came from — the usual choice for forms and worksheets. "At the end" groups all the copies after the last page, in ascending page order, which suits appendices and collected extra copies.
No, and the tool warns you when your file has them. The copies keep the page's appearance and any values already filled in, but the rebuilt document is not interactive — a PDF's form fields live in the document catalog rather than on the page, so they aren't carried across when pages are copied into a new document. Duplicate here for printing or records; for a working blank form, use a desktop editor that rebuilds the form as it copies.
Barely. A duplicated page points at the same embedded images and fonts as the original rather than carrying its own copy of them, so repeating an image-heavy page adds very little. In our testing, duplicating a page with a large embedded image five times produced a 0.8 MB file where a naive copy produced 4.8 MB.
No. Your source file is never modified — the tool builds a brand-new document and hands it to you as a download, so the original stays exactly as it was on your device.
No. Your file comes out clean, with no Utilitly watermark or branding, and no account is required.