iA Writer - Minimal Design, Maximum Focus

INKredible - INKredible is an app with a single mission: to make your handwriting experience on tablets as good...

Notepad by Braden Farmer - Notepad is an app by Braden Farmer that offers features that let you write and save plain as well as rich text notes by using HTML or Markdown.

GoodNotes - GoodNotes lets you take notes and annotate PDF documents.

Scrittor - Scrittor app allows users to create notes so they can store all their ideas and thoughts on their mobile phones to view them later.

Epsilon Notes - Common Mark editor for Android and Windows