Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.

Sublime Text - Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.

Nute - Super simple one page note taking app

NoTex - Online Text Editor for Math Formulas (open source)

Collected Notes - Simple and powerful note-taking & blogging platform.

RemNote - All-in-One Tool For Thinking & Learning