macOS change app from dock to menubar

[kasmador]

Hey,
I have an utility that when running always has the main window open and sits in the dock.

Is there a way to modify it so the app sits in the menubar instead of being in the dock and having an open window.

I 'm thinking about LineIn.

http://www.rogueamoeba.com/freebies/

 

[Catfish_Man]

Google for LSUIElement.