Inspiration Software has released an iPad app called Inspiration Maps. It looks to be perfectly suited for education, but may be a little too light weight for most business applications.
Inspiration Software announces Inspiration Diagrams for the iPad
Inspiration Software, the earliest pioneer of mind mapping software, recently announced that it will launch a new mind mapping and diagramming app for the iPad at the end of March.
Inspiration Software launches Webspiration Pro after 3-year beta program
Earlier this month, Inspiration Software officially launched WebspirationPro, its web-based mind mapping, outlining and collaboration tool.