Typical Uses:
Task lists.
Summarising.
Brainstorming.
Project planning.
Goal setting.
WBS
Course Notes/Revision.
Meeting Notes.
GTD

Highlights:
Import and export to and from many of the most popular desktop application formats:
MindManager
iMindmap
Freemind/Freeplane
Novamind
XMind
Mindview
ConceptDraw
OPML (OmniOutliner, Scrivener etc.)
Excel/Numbers/Outlook/ToodleDo (CSV)
Markdown
Plain/rich text
...plus import only support for CMAP, Scapple, Mindnode, Mindmapper and MyThoughts

Export to:
MS Powerpoint/Keynote (PPTX)
MS Word/Pages (DOCX)
MS Project (XML)
PDF
PNG
Markdown
Website (HTML + attachments)

Plays nicely:
Cloud synchronisation with iCloud, Dropbox and WebDAV
Handoff (start editing a map on one device - finish up on another)
Send and open email attachements
Cut/Copy/Paste within and between maps and other apps (e.g. Mail, Safari and Notes etc.)
Download community generated maps from Biggerplate

Flexible Topic Attributes:
Colour / Shape
Images / Icons
Notes
Rich text (fonts, colors etc.)
Hyperlinks (websites, other maps, other topics)
Callouts / Floating topics
Boundaries
Auto-numbering
Named relationships between topics
Style support (predefined collections of colors, fonts, shapes etc.)

Task Management:
Assign start/due date, effort, progress, priority and resources
Email task reports (by project, by resource)

Advanced Mindmap Features:
Multiple layouts (horizontal, vertical, fishbone etc.)
Multiple link styles (curved, tapered, right angled etc.)
Embedded documents (PDF, XLS, DOC etc)
Over 100 builtin icons, 90 clipart images and 35 background canvas patterns.
10 system 'Map Styles'.
Find/Replace
Rules based filtering engine.
Presentation mode.
Rule based sorting - including option to sort continuously

First class OSX integration:
Retina support
Versions support
Fullscreen support
Spotlight integration
Quicklook support
Pinch to zoom
Find/Replace

Languages: English, Dutch, French, German, Italian, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish

Compatibility: OS X 10.8 or later, 64-bit processor