- App Name: TinyMark
- Subtitle (30 chars max): A fast Markdown editor
- Bundle ID: com.tinymark.app
- SKU: tinymark-001
- Primary Language: English (U.S.)
- Category: Productivity
- Secondary Category: Developer Tools
- Content Rights: Does not contain third-party content
- Age Rating: 4+
TinyMark is a fast, minimal Markdown editor for macOS. Open a folder, write, and preview — that's it. No bloat, no accounts, no cloud sync. Just your files, on your machine.
Features:
- Three-panel layout with file sidebar, syntax-highlighted editor, and live GitHub-styled preview
- Synced scrolling between editor and preview
- Directory browsing with subdirectory navigation
- Quick open file finder (Cmd+P)
- Auto-save as you type
- Native Find & Replace
- Markdown shortcuts: bold, italic, links, code, headings
- Smart editing: auto-close pairs, list continuation, line move/duplicate/delete
- Image drag & drop with relative path insertion
- YAML frontmatter rendered as a table in preview
- Optional line numbers with current-line highlight
- Adjustable font size
- Multiple independent windows
- Light and dark mode — follows your system
- Open .md and .txt files directly from Finder
- On-device AI assistant (Cmd+K) — ask questions, rewrite, summarize. Runs via CoreML, no API key required
Built entirely with native macOS technologies. No Electron. No web views for editing. Just SwiftUI and AppKit doing what they do best.
Part of TinySuite — a family of native macOS micro-tools that each do one thing well. Every app is built around the file, not around itself. No accounts, no cloud, no lock-in. Open your file, understand it, act on it. Learn more at tinysuite.app.
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Initial release.
A fast, minimal Markdown editor for macOS. Open a folder, write, preview. No bloat, no accounts. Just your files.
https://github.com/michellzappa/tinymark/issues
https://tinysuite.app/privacy.html
- Data Collection: None — the app does not collect any data
- Tracking: No
- Data Linked to You: None
- Data Not Linked to You: None
Xcode Organizer or App Store Connect requires screenshots at these sizes:
- Mac: At least one screenshot at 2880x1800 or 1600x1000 (16-inch Retina)
Recommended screenshots:
- Editor + preview side by side with a markdown file open
- File sidebar with folder structure visible
- Dark mode view
- Quick open dialog
- 1024x1024 PNG (already in AppIcon.icon/Assets/scribble.png)
- No transparency, no rounded corners (macOS applies the mask automatically)
- Price: Free
- Availability: All territories
TinyMark is a native macOS Markdown editor. It reads and writes local files only. It does not connect to any server, collect any data, or require an account. All processing happens on-device.