Substack Reader by Karen Spinner

Manage Your Substack Newsletter Subscriptions
Free for all subscribers to the Wondering About AI newsletter*

*Check your email for the access code or DM Karen if you can't find it.

Finally, a tool for Substack readers

You subscribe to newsletters because you love great writing. But with 50, 100, or even 1000+ subscriptions, it's easy to lose track. Substack Reader helps you take control.

👀 See Your Subscriptions

• Get a list of all your subscriptions that's easy to search, sort, and filter
• See paid subscriptions, including gifts from creators
• Export your full subscription list with URLs to CSV

🗂️ Organize with Collections & Tags

• Create custom collections (e.g., "Must Read", "Tech", "Weekend Reading")
• Tag newsletters and filter by tag
• Instantly add tagged newsletters to your collections
• Search newsletters by keyword and add them to your collections

❤️ Track Your Engagement

• See which newsletters you actually engage with (article likes and restacks over time)
• Discover patterns: Are you engaging with your paid subs? Your favorites?
• Great for deciding what to keep when pruning subscriptions

📖 Build Reading Lists

• Pull recent articles from any newsletter, collection, or tag
• Filter by date and keyword
• Export to read offline or save for later

🔧 How to Install

1. Download the zip file and unzip it to a folder on your computer
2. Open Chrome and go to chrome://extensions

   

3. Enable Developer mode (toggle in the top right corner)

   

4. Click "Load unpacked" and select the unzipped folder

   

5. The Substack Reader icon will appear in your list of extensions.

   

   You will automatically be directed to the Welcome screen.

   

✅ Getting Started

1. Make sure you're logged into https://substack.com in your browser
2. Click the Substack Reader icon in your toolbar
3. Click "Load My Subscriptions"—your data loads automatically

Privacy First

This extension reads your Substack data to show you your own reading habits.

• No external servers
• No account required
• No tracking
• Everything stays in your browser's local storage

Need Help?

The extension includes built-in video tutorials—click the "?" icon to watch quick guides for each feature.

Questions or feedback? DM Karen on Substack.

➡️ This is a Chrome extension. It works in Chrome, Brave, Edge, and other Chromium-based browsers.