Competitor Website Change Tracker

Monitor competitor website changes and understand their marketing impact. Track pricing updates, messaging shifts, and CTA changes with smart diffing, noise removal, and webhook alerts.

🧠 Why This Actor Is Different

Most website change trackers only show what changed.

This actor focuses on marketing impact — highlighting pricing updates, messaging shifts, and CTA changes, and explaining why they matter for founders and growth teams.

Key Features

• 🔍 Smart Change Detection - Intelligent diffing with noise removal
• 📸 Screenshot Proof - Visual evidence of changes
• 🎯 Highlight Detection - Auto-identifies pricing & feature changes
• 🔔 Instant Alerts - Slack, Discord, or custom webhooks
• 📊 Historical Tracking - Maintains snapshot history
• ⚡ Apify-Native - Built for scheduled runs

Quick Start

Monitor competitor pricing pages:

{
  "urls": [
    {
      "url": "https://competitor.com/pricing",
      "label": "Competitor Pricing",
      "tags": ["pricing", "high-priority"],
      "selectors": {
        "content": "main",
        "ignore": [".cookie-banner", ".chat-widget"]
      }
    }
  ],
  "screenshot": true,
  "alerts": {
    "webhookUrl": "https://hooks.slack.com/services/YOUR/WEBHOOK/URL",
    "onlyWhenChanged": true
  }
}

Use Cases

• Pricing Intelligence - Track competitor pricing changes
• Feature Tracking - Monitor product updates and launches
• Content Monitoring - Watch for blog posts and documentation
• Market Research - Competitive analysis and positioning

Output

Each URL produces a detailed change report:

{
  "url": "https://competitor.com/pricing",
  "status": "changed",
  "changePercent": 8.2,
  "changeSummary": "12 lines added, 3 lines removed",
  "diff": {
    "added": ["Pro plan: $59/month"],
    "removed": ["Pro plan: $49/month"],
    "highlights": [
      {
        "type": "price",
        "text": "Price changes detected: $49 → $59"
      }
    ]
  },
  "artifacts": {
    "currentScreenshotKey": "snapshots/competitor-pricing/current.png",
    "previousScreenshotKey": "snapshots/competitor-pricing/previous.png"
  }
}

Scheduling

Set up scheduled runs for continuous monitoring:

• Daily - Standard monitoring (recommended)
• Hourly - High-priority competitors
• Weekly - Low-priority pages

Pricing

Pay per event (1 event = 1 URL processed):

• Daily monitoring of 10 URLs: ~300 events/month
• Hourly monitoring of 5 URLs: ~3,600 events/month

Documentation

Full documentation available in the repository README.

---

Built with ❤️ by HappiTap