Not3.io is described as 'A web application that allows you to easily create notes on the web' and is an website in the News & Books category. There are more than 25 alternatives to Not3.io, not only websites but also apps for a variety of platforms, including Windows, iPhone, Android and iPad. The best alternative is Joplin. It's not free, so if you're looking for a free alternative, you could try Microsoft OneNote or Evernote. Other great sites and apps similar to Not3.io are Simplenote (Free, Open Source), Cryptee (Freemium, Open Source), Notezilla (Paid) and Notejoy (Freemium).
Rebel aims to provide you a distraction-free note taking experience. Focus more on writing and less on formatting and saving. As you write your note, Rebel will format it based on your markdown syntax.
USticker is free of charge version of "MakerX" app. USticker is notebook app for your iPhone or iPad with set of tools for organizing. The app lets you make quick notes with sketch/photo-sketch and categorize ones with special very efficient markers for organizing.
Write beautifully. Organize easily. Find everything. Fuss free writing. Saves notes as RTF files on user specified folder. Can search across all notes. No sign up/log in required. Portable application.