| What it does | X/Twitter bookmark manager that auto-tags saves, emails AI digests, and connects via MCP
| Native app for browsing Markdown folders on Mac, iPhone, and iPad with instant preview
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| Stage | Not given
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| Pricing model | Free trial
| Freemium
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| Pricing | Founders: $59/yr ($4.92/mo); Early Access: $69/yr ($5.75/mo); Early Bird: $79/yr ($6.58/mo); Standard: $99/yr ($8.25/mo). Price locked for life if subscribed.
| Free: browse and preview Markdown, 2 connected folders, 5 recent files, works offline. MD Flow Pro: $7.99 one-time purchase (US price; varies by region), unlimited connected folders, 50 recent files, search inside documents, PDF export, email drafts. Single purchase covers Mac, iPhone, and iPad.
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| Key features | - Sync & Auto-Tag: Connect via official X OAuth and automatically tag bookmarks by topic
- Search & Filter: Lightning-fast full-text search across entire bookmark library with topic filtering
- AI Chat: Ask questions and get instant answers referenced from saved posts
- Chrome Extension: Search library and Ask AI from toolbar or persistent side panel
- Email Digest: Daily or weekly summaries of bookmarks grouped by topic
- MCP Server: Connect Claude, Cursor, ChatGPT and other agents to search and organize bookmarks
- Lists: Organize bookmarks into themed lists and share with one link
| - Instant Markdown preview with Mermaid diagrams, KaTeX math, callouts, and YAML frontmatter support
- Browse folders of Markdown files with live previews
- Full-text search across connected folders (Pro)
- PDF export with math, diagrams, callouts and tables (Pro)
- Works with iCloud, Dropbox, and local folders
- No account required, files stay on device
- Unlimited connected folders (Pro)
- Higher volume of recent and loose files (Pro)
- Universal purchase for Mac, iPhone, and iPad
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| What makes it different | - Official X OAuth read-only access: never posts from your account and never sees your password
- Data ownership: cancel anytime and keep all synced bookmarks forever
- Early pricing locked for life: first customers get guaranteed grandfathered rates
| - Reader, not an editor—lightweight and focused on reading Markdown
- Private by default with no account, sign-in, or cloud requirement
- Native on Mac, iPhone, and iPad with one universal purchase
- One-time purchase instead of subscription
- Works offline and doesn't move or sync your files
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 5 ▼ −1 (down) since last check | 2 ● no change since last check |
| Trust Flow (Majestic) | 6 | 0 |
| Citation Flow (Majestic) | 26 | 16 |
| Referring domains (Majestic) | 34 | 24 |