Apps similar to MarkUpDown include Typora. It's paid, but ghostwriter and MarkText are free. Other options are Rentry.co, StackEdit, HedgeDoc and Hemingway Editor. There's no shortage of Text Editors like MarkUpDown, with more than 50 alternatives for Mac, Windows, Linux, the web and iPhone.
Native macOS tool for previewing Markdown and markup files, supporting local and iCloud documents, real-time updates, writing statistics, grammar and spelling checks, sentence complexity analysis, grade level, readability, export options, and easy workflow integration.
United States
MacDown is an open source Markdown editor for macOS, released under the MIT License. It is heavily influenced by Chen Luo’s Mou.
Taiwan
Haroopad is a markdown enabled document processor for creating web-friendly documents. You can author various formats of documents such as blog article, slide, presentation, report, and e-mail as if experts did.
South Korea
Caret is a Markdown editor for Mac, Windows and Linux. It stands out with its clean interface, productivity features and obsessive attention to detail.
Slovenia
EU
MarkdownPad is a full-featured Markdown editor for Windows. Features: LivePreview : Instantly see how your documents look in HTML as you create them. Easy formatting with keyboard shortcuts. Markdown formatting can be applied (and removed) with handy keyboard shortcuts and toolb.
United States
Modern Markdown Editor is a sleek, minimal note-taking and writing platform that lets you create, edit, and organize your notes effortlessly using Markdown.
Byword is designed to make writing more enjoyable with Markdown on your Mac, iPhone and iPad.
PortugalEU
Super-clean writing space with a lot of configurability that stays out of sight when you don’t need it.
MdCharm is a wiki editor written in Qt which supports markdown. It has features like live preview, pdf/html/odt exporting, opening directory as project, custom css, code syntax highlighting and much more.
Russia
