Shapes is a simple, elegant Graphing and Diagramming app. Shapes gives you all of the most important features you need in a Diagramming tool without all the extra cruft, and without breaking the bank.
Shapes is great for Programmers and Web Designers looking for a simple tool for rapidly designing Charts, laying out Wireframes, or visualizing Model Relationships.
Shapes lets you get to work quickly by giving you just the basic tools you need in a slick, single-window, thoroughly Mac-native UI.
Bonus: Shapes also offers Full-Screen Mode (on Snow Leopard and Lion). Woo!