Mac Platform: Intel
OS version: 10.9 or higher
Version 2.0.0 (1.9.7):
Fixed issues that would occur on OS X 10.10
Note: The demo version is currently at 1.9.7. The version available for purchase on the Mac App Store is 2.0.0.
Now requires OS X 10.9 or later running on a 64-bit Intel processor
This is the 1.9.7 version
Keygen courtesy of C.O.R.E
Tree is an outliner featuring a horizontally expandable tree view.
Tree assists you in organizing your information, sketching plans, and brainstorming new ideas. Tree allows you to store your ideas and keywords in segments that you can sort, re-arrange, and constantly refine. Tree is designed to be a lightweight application that lets you concentrate on your ideas.
More info: http://www.topoftree.jp/en/