Image2PDF Ultra is the sister product to Image2PDF. It has all function which Image2PDF has. The difference between them is that Image2PDF Ultra can operate independently on Adobe Acrobat, in faster processing speed.
We once have an example of testing, in which, under Windows 2000 Pro, CPU Celeron400 / memory 256M, 5 minutes and 30 seconds was needed to convert 3042 images, totally 108 MB, in 200 directories, into one file.

Image2PDF Ultra can convert dozens of image formats, such as TIF, JPG, GIF, PNG, BMP, PSD, WMF, EMF, PDF, PCX, PIC and so on, into PDF format in high speed. It supports kinds of conversion way. By special technology for B/W image, it can automatically clear and skew-correct the B/W images to insure the resulted PDF file display in high quality. Without complicated procedures and operations, with Image2PDF Ultra, it is much more convenient to compile electronic books.