These 2 versions are commercial programs while Acrobat Reader XI which is also included is a freeware. In the 11th version of their product Adobe Acrobat offers 2 versions Adobe Acrobat XI Pro & Adobe Acrobat XI Standard. The Adobe Acrobat XI has been officially launched on 15th October 2012. Adobe has been developing softwares to create, view and manipulate the PDF files since 1990s. No doubt Adobe Acrobat is the king of PDF applications. Adobe Acrobat XI is the latest version of Adobe Acrobat.
