Word counter
Count words, characters, sentences, and reading time online with a fast free word counter.
Markdown editor
Write Markdown with a live preview, formatting toolbar, and auto-save. Export to Markdown or HTML — everything stays in your browser.
How to use Markdown editor
A distraction-free Markdown editor with live preview. Supports GitHub-flavored Markdown: tables, task lists, fenced code blocks, and strikethrough.
- Toolbar and shortcuts (Ctrl/Cmd + B, I, K)
- Auto-saves to this browser as you type
- Export
.mdor a standalone.htmlfile, or copy the HTML
Markdown editor FAQs
Is Markdown editor free?
Markdown editor is a free online tool on ReallyUseful.Tools. No account is required.
Does Markdown editor run in my browser?
Markdown editor is designed to run in your browser where supported, so files can stay on your device instead of being uploaded to a server.
More Text & Writing
Diff checker / compare text
Compare two texts and highlight the differences line by line and word by word. Find added, removed, and changed text privately in your browser.
Character counter
Count characters, letters, words, spaces, and paragraphs online in real time.
Case converter
Convert text to uppercase, lowercase, title case, sentence case, camelCase, and more online.
Text repeater
Repeat any text or emoji up to 10,000 times with a custom separator — new lines, spaces, commas, or your own.