NoteStack — Substack Analytics & AI-Powered Scheduler

Description

Analyze Substack Notes, schedule drafts, discover trends, and grow subscribers with an AI-powered analytics dashboard. Substack Analytics, AI Writing & Note Scheduling — All In One Extension Stop guessing what works on Substack. NoteStack is a complete Substack analytics and productivity extension that helps creators track Note performance, schedule Substack Notes in advance, write with AI, and grow their subscriber count. Whether you post Notes daily or build long-term content strategy, NoteStack turns your Substack data into decisions. Starter — $8/month or $60/year (7 days free trial) • Substack Notes Analytics Dashboard Every Note in one view. Track likes, comments, restacks, and engagement across your entire Substack. • Note Performance Map Each Substack Note is classified as Dynamo, Rocket, Burner, or Wonder based on engagement patterns. See instantly what resonates. • Competitor Analysis (Spy Mode) Analyze any public Substack profile: top Notes, posting frequency, content formats, and engagement patterns. Starter plan includes 30 profiles. • Engagement Insights Automated coaching from your own Substack analytics. Spot trends and compare weekly performance. • Post Coach Nudges Timely reminders based on your posting patterns: content gaps, streak alerts, and best posting windows. • AI Prompt Templates for ChatGPT & Claude Eight research-backed writing templates. Copy, paste, and generate better Substack Notes using proven frameworks. • Schedule Substack Notes Write Notes in advance and schedule them to publish automatically at the time you choose. Starter plan includes 7 active scheduled Notes. • Evergreen Note Recycler Find your best-performing Substack Notes and repost them at the right time. • Note Bookmarks & Swipe File Save inspiring Substack Notes for later reference. • Best Time to Post Heatmap Visualize the best days and hours to publish on Substack, based on your own engagement history. • Optimal Posting Time Personalized recommendations for when to post Substack Notes, drawn from your data instead of generic advice. • Viral Note Alerts Get notified when a Substack Note significantly outperforms your average engagement. • Note DNA (Content Type Analysis) Automatic categorization by writing style, showing which Note formats drive the most engagement. • Themed Categories Organize Substack Notes by topic and compare performance across content themes. • Growth Trends & Charts Track long-term Substack growth with interactive engagement charts. • Posting Streak Tracker Build consistency with streaks, activity history, and a contribution calendar. • CSV Export Export your Substack analytics to Excel or Google Sheets. • Backup & Restore Export and import your NoteStack data anytime. • Product Roadmap See recently shipped features and what's coming next. PRO — $12/month or $99/year • Ghostwriter — AI Substack Note Writer AI that writes Substack Notes in your own voice. NoteStack learns your writing style from your best-performing Notes, then generates drafts that sound like you. No copying between tabs. • Scheduler Pro — Bulk Note Scheduling Unlimited scheduled Substack Notes, bulk scheduling, drag-and-drop content calendar, and reusable posting slots. Plan a full week in minutes. • Unlimited Competitor Analysis Analyze unlimited Substack profiles with deeper breakdowns. • AI Post Coach — Draft Scoring Score a Substack Note before publishing and get specific suggestions grounded in your own performance history. Understand why a Note underperformed. • Media Kit Generator Create a sponsor-ready one-page PDF from your Substack analytics. Built for pitching brands and landing sponsorships. Cancel anytime. Terms of sale and refund policy are linked on our website. HOW IT WORKS 1. Sign in to Substack in Chrome 2. Open NoteStack 3. Start analyzing — no setup, no account needed for features YOUR DATA Your analytics stay local. Notes, engagement data, categories, and bookmarks are stored in your own browser using IndexedDB. They are never uploaded to us. AI features use our servers. When you use Ghostwriter or AI Post Coach, the relevant text is sent to our servers and to Anthropic's API to generate a response. This is required for those features to function. We don't retain your Notes beyond fulfilling the request. Pro subscriptions. If you subscribe, we store a license record and your Substack user ID to manage your subscription and usage limits. No third-party tracking or advertising. No analytics trackers. We don't sell data. Our full privacy policy is linked from the extension's Chrome Web Store listing details. ABOUT NoteStack is an independent product, not affiliated with, endorsed by, or sponsored by Substack. Pro subscriptions are sold by NoteStack through Polar, our authorized reseller and merchant of record.

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