Atek has announced Patina 1.1, an update to their painting/drawing app for Mac OS X (10.8 and higher).
It’s designed for making simple drawings & sketches, as well as for doing basic image editing tasks. Patina offers basic operations, such as drawing and manipulating shapes, setting & changing colors, moving and resizing objects, and doing annotations. Version 1.1 offers a variety of enhancements, including the addition of retina display support.
Patina 1.1 is available at the Mac App Store in the Graphics & Design category for $2.99. A demo is available for download at the product website (http://www.patinaapp.com).