appstore-insight-extension

App Store Insights - Chrome Extension

A Chrome extension that displays app analytics (downloads, revenue, ratings) directly on App Store pages, using data from Sensor Tower.

Features

• Downloads - Last 30 days worldwide downloads
• Revenue - Last 30 days worldwide revenue
• Total Ratings - Global rating count
• Release Date - When the app was first released
• Last Updated - Most recent update date
• App Store ID - The app’s unique identifier

Installation

From the ZIP file

1. Download and extract appstore-insights.zip
2. Open Chrome and go to chrome://extensions/
3. Enable Developer mode (toggle in top right)
4. Click Load unpacked
5. Select the extracted appstore-insights folder

Usage

Simply visit any App Store app page, like:

https://apps.apple.com/us/app/dontforgetdad-pill-reminder/id6754333774

The insights card will automatically appear below the app header section.

Design

The extension uses an Apple-inspired design with:

• Clean, modern UI matching App Store aesthetics
• SF Symbol-style icons
• Automatic dark mode support
• Smooth animations
• Responsive 2-column grid layout

Data Source

All data is fetched from Sensor Tower’s public API endpoint.

Files

appstore-insights/
├── manifest.json    # Extension configuration
├── content.js       # Main logic (API calls, DOM manipulation)
├── styles.css       # Apple-inspired styling
├── icons/
│   ├── icon16.png   # Toolbar icon
│   ├── icon48.png   # Extension page icon
│   └── icon128.png  # Chrome Web Store icon
└── README.md        # This file

Permissions

• activeTab - To inject the widget on App Store pages
• host_permissions for apps.apple.com and app.sensortower.com

License

MIT License - feel free to modify and use as you wish!