Xmind - Xmind is a brainstorming and mind mapping application.
CalPrint - CalPrint uses your existing reminders and calendar entries on your iPad or iPhone (Exchange, iCal and Google Calendars etc.
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
Printer Pro - Print attachments, receipts, documents, web pages from your iPad and iPhone.
FeatureMap - FeatureMap story mapping, simple and effective realtime collaboration and collective intelligence tool.
Air Sharing - Air Sharing lets you bring your documents with you — without bringing your computer.