Freely Rotate PDF Page Online-Google App Engine Application
Rotate PDF Page Online(PdfRotate)
RubyPDF release the 3rd Google App Engine Application, PDFRotate Online, wit it, you can freely rotate PDF page online, the rotate angles support 90, 180 and 270 degrees.
Rotate PDF Page Online(PdfRotate)
If you want offline version, please check pdfrotate.