Minneapolis-based Mariner Software is celebrating its 21st anniversary in the software business, and is offering customers 50% off on all desktop software products for a limited time as an anniversary "present."
Mariner has been a fixture in the Mac OS software world, particularly with creative writing apps like StoryMill, Contour (a script development app), and Montage (for writing screenplays). They also branched into the productivity market with the Mariner Calc spreadsheet app and
