PDFScanner for Windows Mobile v1.0.218
the author of this app says:
Scan to PDF on your Windows Mobile phones, Pocket PC and Smartphone.
PDFScanner for Windows Mobile is a small utility which turns your mobile phone into a PDF scanner and fax machine.
With the built-in camera on your Pocket PC or Smartphone, you can scan paper, documents, photos or magazine pages on the move and convert them into a single PDF file. In addition, you can email the PDF file to your contacts within the PDFScanner instantly.