Layerz MD

More than Markdown on iPhone and iPad: view source code in color, PDFs, and images. Live editor, math, diagrams, and 5 themes. Browse folders and read anywhere.

Layerz Markdown lets you read and write Markdown — and much more — on your iPhone and iPad.

Open a folder to see every file in a sidebar. Tap any file and it opens the right way: Markdown with rich formatting, source code with syntax colors, PDFs, and images.

Read beautifully

• Markdown with 5 built-in themes, code blocks in color, math, and diagrams
• Source code highlighted by language in a dark editor — Swift, Python, JavaScript, JSON, and more
• Built-in PDF viewer with page layouts and page navigation
• Image viewer with zoom and animated GIFs
• Light and dark mode, plus a Table of Contents

Write comfortably

• Live preview next to your editor
• Formatting toolbar above the keyboard
• Syntax coloring that's easy on the eyes
• Your changes are saved automatically

Stay organized

• Browse folders in a sidebar and search files by name
• Create, rename, delete files and folders
• Files stored in iCloud download on demand, with a clear indicator
• Changes made outside the app appear instantly

Go further

• Beyond Markdown — open PDFs, images, and source code right in the app
• Preview any other file type with QuickLook
• Export any document to PDF
• 3 display modes: read, write, or both