When comparing MindNode vs Outlinely, the Slant community recommends MindNode for most people. In the question“What are the best mind mapping apps with nested hierarchies?” MindNode is ranked 5th while Outlinely is ranked 6th.
Ranked in these QuestionsQuestion Ranking
Pro Sync support via iCloud and Dropbox
Pro Mobile support
In addition to an OS X client, an iPhone and iPad versions are available as well.
Pro Trial version available
Pro Simple, zen-like UI
Pro Can automatically format layout
Allowing you to focus on content, instead of how it's organized, and especially useful when huge mindmaps get out of hand, the Smart Layout function will organize the mindmap in a way that's more comprehensible.
Pro Can export projects as PDF for sharing
Pro Organization Features
Drag, drop. Indent, outdent. Hoisting.
Pro Writer Friendly
Focus mode, similar to writing app such as Byword.
Great tags and filtering support. Tag Autocompletion.
All your outlines in one place, neatly organized. Search for any document instantly.