Nootes is a friendly note taking application that supports OS X Lion and full iCloud support allowing you to share notes across multiple devices. It's open, spaced app design lets ideas flow onto the page without restrictions. Nootes even allows full personality of your notes including color and allowing you to change fonts. It also allows you to set a password to protect your notes and keep them safe from any unwanted viewers!
Full screen support is also built into the app, giving you a fresh clean slate to jot ideas, to-do lists and other note taking.