I have been using *Folding Text* for a couple of weeks now and it has become my favorite tool for shorter outlines[^fn1] and longer Markdown documents. It’s [currently available at 40% off in the Mac App Store](http://click.linksynergy.com/fs-bin/stat?id=r*bqlTuiXSo&offerid=146261&type=3&subid=0&tmpid=1826&RD_PARM1=https%253A%252F%252Fitunes.apple.com%252Fus%252Fapp%252Ffoldingtext%252Fid540003654%253Fmt%253D12%2526uo%253D4%2526partnerId%253D30)[^f0743].
[^f0743]: Affiliate Link (as is the post link and the other app-related links in this post.)
[^fn1]: I still use [Omnioutliner](http://click.linksynergy.com/fs-bin/stat?id=r*bqlTuiXSo&offerid=146261&type=3&subid=0&tmpid=1826&RD_PARM1=https%253A%252F%252Fitunes.apple.com%252Fus%252Fapp%252Fomnioutliner-pro%252Fid404647179%253Fmt%253D12%2526uo%253D4%2526partnerId%253D30) for longer, more in-depth outlines