Sale has ended but you can still get this app.
Download TextDo Now

Official Description

TextDo will be your favorite note-taking app.

* It highlights your notes for things like titles and sections (you can choose between dark and light color scheme)

* It lets you create tasks inside your notes just by pressing the task button.

* It's still plain text documents that you can share with people, or save in the Cloud with DropBox.

Hurry up, we'll keep the intro pricing only for a few days!