Volition VS Daybreak

Todoist - Todoist is a to-do list that helps you get organized, at work and in life.

doo - A smart, simple app for reminders and to-dos

Purp - A smart to-do list and goal tracker app

Simplenote - The simplest way to keep notes. Light, clean, and free. Simplenote is now available for iOS, Android, Mac, and the web.

Gone - An ephemeral to-do list

OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.