Rotate PDF
Turn sideways pages the right way up, and keep the change. Rotate everything at once or click individual thumbnails to fix only the wrong ones. Runs in your browser.
How to use Rotate PDF
- Upload your PDF.
- Rotate all pages, or click pages to select and rotate just those.
- Use the rotate buttons (90° left / right) until they look right.
- Click “Save PDF” to download.
About Rotate PDF
A PDF page carries its orientation as a single number. The page dictionary holds a /Rotate entry of 0, 90, 180 or 270, and a viewer applies it as the last transform before drawing. Turning a page therefore means writing a different number, not touching a byte of the content stream underneath. That is why this cannot degrade a file: no image is decoded, no text is laid out again, nothing is re-compressed. What downloads is the document you opened with a few bytes of metadata changed on each page you turned.
The distinction that trips people up is between rotating the view and rotating the file. Most readers offer a rotate button that only affects the current window — a convenience for reading, discarded the moment the file closes, and in some readers not even carried between two windows onto the same document. Recipients still receive the sideways page, and so does the printer, which is how a corrected-looking report arrives at the tray in landscape. Writing the rotation into the document, which is what happens here, makes the fix travel with it: correct on a colleague’s machine, in a browser preview, in an email client and on paper.
Sideways pages are nearly always a capture artefact. A sheet-fed scanner takes a landscape spreadsheet through a portrait feeder and records it a quarter turn out; a phone scanning app writes the wrong orientation flag; a fax gateway rotates everything by convention. These faults are rarely uniform across a document, which is why the grid lets you click individual thumbnails and turn only what you selected. Rotate the lot when a scanner has been consistently wrong, or straighten the three landscape tables in a forty-page report without disturbing anything else.
Two limits are worth stating plainly. A password-protected PDF cannot be modified until the protection is removed, because its page objects are unreadable while encrypted — the tool says so rather than producing a broken file. And rotation is not deskewing: it corrects a page that sits a quarter turn out, not one that was fed through the scanner three degrees crooked. Genuine skew needs the scanner’s own straightening option or an image editor, since fixing it means resampling the picture rather than flipping a flag — and resampling is exactly the lossy step this tool exists to avoid.
Frequently asked questions
Can I rotate just a few pages instead of all of them?
Yes. Click the thumbnails of the pages you want and rotate only that selection; leave nothing selected and the buttons act on the whole document. Turns are cumulative, so pressing right twice on a page gives you 180 degrees.
Does rotating re-compress the file or cost quality?
Neither. Only an orientation value in each page dictionary is rewritten — no picture is decoded and no text is re-drawn — so the saved document is as sharp as the one you started with and almost exactly the same size.
Why does the rotation I set in my PDF reader not stick?
Because most readers rotate the view rather than the file. It is a display setting for your window and is thrown away on close, so anyone you send the document to still sees it sideways. Saving the turn into the page, as happens here, is what makes it permanent.
Can I rotate a password-protected PDF?
Not while it is locked. Encryption makes the page objects unreadable, so the file has to be opened in a reader that accepts the password and saved without protection before it can be turned.
Can this straighten a page that was scanned slightly crooked?
No. It applies quarter turns only. A page that is a few degrees off needs deskewing, which resamples the image and therefore belongs in your scanner software or an image editor rather than in a lossless page operation.
Can I fix a sideways scan on my phone?
Yes. The thumbnail grid is sized for touch, pages can be tapped to select, and the corrected file saves to your normal downloads location. Very long scanned documents simply take noticeably longer to preview on a handset than on a laptop.
Related tools
- Merge PDF — Combine multiple PDFs into one
- Split PDF — Pull out pages or split into files
- JPG to PDF — Turn images into a PDF
- PDF to JPG — Export pages as images
- Compress PDF — Shrink image-heavy PDFs
- Organize PDF Pages — Reorder & delete pages visually