Better Notes - Simple notes app that ties notes together with #hashtags

OneNote Online - OneNote Online, part of Office Online, is the online version of Microsoft OneNote.

Paper - Super-clean writing space with a lot of configurability that stays out of sight when you don’t need it.

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.

flomo - The minimal memo-taking tool to empower better thinking

DEVONthink - DEVONtechnologies develops DEVONthink, DEVONagent, and other Mac and iOS apps for document and information management and web research.