Use Optical Character Recognition software without installation on your computer. Recognize text and characters from PDF scanned documents (including multipage files), photographs and digital camera captured images. Free Online OCR service supports 32 recognition languages.
Convert scanned PDF to Word, Txt, Rtf
Extract text from image (JPG, JPEG, BMP, TIFF, GIF) and convert into editable Word, Text, Excel, PDF, Html output formats.
Converted documents look exactly like the original - tables, columns and graphics.
Free
OnlineOCR.net is a free service in a "Guest mode" (without registration) that allows you to convert 15 images per hour.
For more details click on : http://www.onlineocr.net/