Apps similar to Outline Knowledge Organizer include Notesnook, which is open source with a free version. Other options are Microsoft OneNote, Zim, TiddlyWiki and CherryTree. Note-taking Tools like Outline Knowledge Organizer are a crowded field, with more than 100 alternatives for Windows, Mac, Linux, Android and iPhone.
Built-in quick note: save ideas, contacts, interesting facts
With Exstora, you can write down a thought that comes to your mind as soon as possible. To create a new note, just double-click next to the corresponding section.
Personal organizer software: plans for the future, eve.
Slovakia
EU
Upvise is an awesome suite of organization tools that sync seamlessly to almost any phone! Free 100MB online storage for notes. Project management, team management, budgets, shopping, tasks, finances, there is so much this site can do!
United Kingdom
Note-ify it's an elegant, simple and easy-to-use application made in minimalistic design developed for the iPhone and iPad. It will help you quickly and easily save your thoughts, ideas and all necessary information in the form of text notes.
Task management, project management, to-do list, GTD, goal management, mind map, outliner, workflow, Gantt chart, projects, lists, brainstorming, meetings, school notes.
AM-Notebook is an english/german multi-featured personal information manager that provides an easy and reliable way to save notes, formula supported spreadsheets, diagrams/flowcharts, to do lists, tasks and contacts within a light weight tray icon tool.
AustriaEU
MobileNoter is a note-taking application for iPhone, iPad or Android platform that is able to sync with Microsoft OneNote notebooks. Do you use OneNote on daily basis on your laptop or PC and dream to have a possibility to sync it with your iPhone, iPad or Android device?
United States
Write styled Markdown notes, sync across Mac, iPhone and iPad add to-dos and tags, export to a variety of formats and choose your favourite style from a variety of colourful themes.
United Kingdom
NoteSync lets you take notes fast and sync them with your Google docs account. Automatic syncing happens every minute or when you feel like it by pressing the sync button. Offline mode fully supported. Keyboard shortcuts like CTR-L put your cursor in the search bar to easily...
Autofocus System is a simple yet effective time management system. It was developed by Mark Forster.
Hypernotes is a way to store ideas in the same way that you think them. Notes can be created with images and text, organized in a tree structure and connected with internal hyperlinks. Written in Java, so it works wherever you go. (Requires Java 1.
Quickly and easily access your Simplenote account from your OS X dashboard. Stay organized with no effort. Let your notes automatically sync between multiple devices.
