Rotate every page in a PDF (or just a range) by 90, 180 or 270 degrees. Preview the result and download.
Turn pages that were scanned sideways or upside down, and save the corrected file.
Yes. Give a page range and the rest of the document is left as it is — useful when a scanner fed a few sheets the wrong way round.
Yes. It is written into the downloaded file, so the pages open the right way up for everyone, unlike turning the view in a reader.
No. The rotation is applied in your browser.