# Substack Insights

> Unofficial analytics tool for Substack creators. Helps Substack creators understand their publication's performance through comprehensive analytics with local, privacy-first data processing. Not affiliated with Substack.

Canonical page: [https://chrome-stats.com/d/substack-insights-unofficial](https://chrome-stats.com/d/substack-insights-unofficial)

## Overview

- **ID:** `substack-insights-unofficial`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Mona Mona
- **Category:** feeds-news-blogging,privacy-security,social-communication
- **Daily users:** 5
- **Weekly downloads:** 1
- **Version:** 1.1.0
- **Last updated:** 2026-03-02
- **First published:** 2025-12-02
- **Size:** 106 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/substack-insights-unofficial/)
- **Website:** [https://substackinsights.com](https://substackinsights.com/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/substack-insights-unofficial/privacy/](https://addons.mozilla.org/firefox/addon/substack-insights-unofficial/privacy/)

## Description

Helps Substack creators understand their publication's performance through comprehensive analytics.

Features:
  - Post performance metrics (likes, comments, restacks)
  - Engagement trends and posting frequency analysis
  - Top performing posts identification
  - Best posting times and day-of-week breakdowns
  - Export analytics to CSV/ZIP
  - 100% local processing - no data leaves your browser

Privacy-First Design:
All analysis happens locally in your browser. No servers, no tracking, no data collection. Your Substack data stays private.

How it works:
  1. Log-in to your Substack publication
  2. Click the extension to analyze posts
  3. View insights in the sidebar or see even more in the full dashboard
  4. Export data for further analysis (you can use your favorite LLM, sample prompts included).

Perfect for creators who want data-driven insights while maintaining complete privacy.

Note: This is an unofficial tool, not affiliated with Substack.

## Rankings

- #44,507 — Overall
- #166 — analytics

## Permissions and access

### Permissions

- `cookies`
- `storage`
- `downloads`

### Host permissions

- `https://*.substack.com/*`

## Safety

- **Risk impact:** Low risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows management of download operations but generally doesn't severely affect security unless misused.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/substack-insights-unofficial)