Did you ever need a digital copy of some paper document to send out, but there is no flatbed scanner nearby? Taking a picture from iPad is intuitive, but the picture would be perspective distorted, with low-light environment or even has some shadows covered texts. The image quality will not be comparable with any decent flatbed scanner.
With DocScan, scanning and sending a document as high-resolution PDF or zipped JPEG is a matter of seconds. In addition, You can draw lines or annotate on the scanned image before saving it as a PDF document. The image quality is very close to what you can get from a flatbed scanner.
Besides, the fax sending function is convenient especially when you are out of office or have no fax machine at all.

Scan a picture with the camera or pick one from Photo Albums.

Crop and straighten your page by document auto-detection and perspective correction.

Group pages together to easily create PDF documents.

Quickly copy documents to your computer via iTunes.

hare your documents by email or Facebook, or export them to iBooks or Photo Albums.

Export your documents to Dropbox, Evernote, Box.net, SkyDrive, WebDAV, and Google Docs with OCR(Optical Character Recognition) option easily. (Pro version only)

Tips to control curves
Scan whiteboards, receipts, business cards, posters, coupons, books ...etc.

    1 . Auto detect whiteboard.
    2 . Correct perspective distortion.
    3 . Brighten up.

    1 . Select crop text area.
    2 . Correct perspective distortion.
    3 . Brighten up.

    1 . Zoom in.
    2 . Zoom in (shadow removed).

    1 . Auto detect business card.
    2 . Correct perspective distortion.
    3 . Brighten up.

Free hand drawings, annotations,and signatures on scanned pages.

Password protects all documents and generated PDFs in the folder from unauthorized view.