Outliner is described as 'Organize shopping lists, tasks, todo-lists, ideas and all kinds of memos. Or use it as a project management tool' and is an app in the Office & Productivity category. There are more than 25 alternatives to Outliner for a variety of platforms, including Windows, Mac, iPhone, Online / Web-based and Android. The best alternative is WorkFlowy, which is free. Other great apps like Outliner are Dynalist (Freemium), Orgzly (Free, Open Source), Moo.do (Freemium) and MemPad (Free).
Workflowy lets you organise your brain into easily manageable lists. It also works as a single-pane outliner with inline notes. It offers one-click hoisting (zooming into branches). The online version syncs with mobile apps.
A professional list-making tool. Minimalist, keyboard-centric online outliner and task management application. Free sharing, unlimited lists, free import and export. Markdown and code support. Good for geeks 🤓 and keyboard lovers 💻.
OmniOutliner is a start-to-finish writing app. Perfect for collecting information, outlining Big Ideas, adding structure to any sort of writing, and much more. From grocery lists to email drafts to long-form composition.