SubflowAI

The intelligent writing assistant for Substack. Draft, refine, and schedule Notes with AI-powered tools.

Write & schedule 30 days of Substack Notes in 5 minutes. SubflowAI is the scheduling tool Substack forgot to build. Batch-create your Notes, schedule them weeks ahead, and let the extension publish automatically while you focus on writing and engaging with others. 🗓️ SCHEDULE SUBSTACK NOTES Substack lets you schedule newsletters but not Notes. SubflowAI fixes that. Pick a date and time, and your Note posts automatically. See your entire content calendar at a glance. ⚡ QUICK TIME SLOTS One-click scheduling for optimal posting times (configurable): 7am, 10am, 1pm, 4pm, 7pm. No more guessing when to post. Adjust in settings as per your needs. 🤖 AI-POWERED CONTENT REPURPOSING Paste any article URL or long-form content. SubflowAI generates 5 different Note variations, ready to edit, load and schedule. Turn one blog post into a week of Notes. ✨ AI EDITING TOOLS Four AI-powered editing commands built into the editor: • Fix Grammar — clean up errors instantly • Make Punchy — tighten your writing for impact • Shorten — cut the fluff • Expand — add depth and detail 📥 BULK IMPORT & SCHEDULE Import multiple notes via JSON. Paste your content, generate variations for each, and batch-schedule them all at once. Perfect for planning content weeks ahead. 📅 VISUAL CALENDAR See all your scheduled, published, and draft Notes in a monthly calendar view. Plan your content strategy visually. ✍️ DISTRACTION-FREE EDITOR Write and preview your Notes without leaving the extension. Smart formatting that works perfectly with Substack. HOW IT WORKS 1. Log into Substack in any browser tab (MUST-HAVE) 2. Install SubflowAI and open the dashboard 3. Write a Note, use AI editing, or bulk import content 4. Pick dates/times (or use quick slots) 5. Done—SubflowAI publishes when the time comes IMPORTANT: HOW SCHEDULING WORKS SubflowAI uses Chrome's built-in scheduler. For your Notes to post on time: • You must be logged into Substack in your chrome browser • Keep Chrome running (can be in background) • Keep your computer awake or scheduled to wake If Chrome is closed or your computer is asleep at post time, the Note will post when you next open Chrome. PRIVACY SubflowAI uses your existing Substack session—no passwords stored. Your content stays on your device until published. See our full privacy policy for details. Built for Substack writers who want to batch schedule their content creation and stay consistent without daily effort. Questions or feedback? Contact us at support@genaiunplugged.com