TreePad

vs

Microsoft OneNote

Zim is a graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images. Pages are stored in a folder structure, like in an outliner, and can have attachments. Creating a new page is as easy as linking to a nonexistent page.

TiddlyWiki is a personal wiki and a non-linear notebook that provides an interactive way to manipulate and structure data for web consumption. The free and open source application is written as an SPA (Single Page Application) with JavaScript by Jermolene. TiddlyWiki is designed from the ground up to easy to customize and re-shape depending on your use-case, while also providing tools that can be used to split up and reuse content.

..

A free note-taking service developed by Google. With Google Keep you can quickly capture what's on your mind and get reminded at the right time or place. Google Keep is available on the web, and has mobile apps for the Android and iOS mobile operating systems. You can use your original Google Account, email or phone to access your notes stored in Google's cloud.

Orginize your notes effortlessly in the cloud with Evernote. The application is designed or note taking, organizing, task management, and archiving. With Evernote users can find information and take notes in the form of text, drawings, photographs, or saved web content that can be shared with anyone. Evernote is available cross platform and is free to sign up for, however premium features are provided at a monthly cost.

Bear is a beautiful, flexible writing application for crafting notes and prose. The app is available for iPhone, iPad, and Mac and is quick and easy to reach for when inspiration strikes. Writers, lawyers, chefs, teachers, engineers, students, parents, and more use Bear to take notes and write. Bear provides an advanced markup editor with support syntax highlighting for over 150 programming languages and support for Markdown. The editor also allow for rich previews during the time of writing so that you can see the actual prose, not code. Each note can be individually encrypted and the application itself can be locked and opened with Face or Touch ID allowing you to protect sensitive information. Bear is available for free, while also providing premium feature via a subscription-based Pro version.