Amazon BSR Tracker — Best Seller Rank Monitor

Track Amazon Best Seller Rankings (BSR) across categories and marketplaces. Extract BSR, price, rating, reviews, estimated monthly sales, brand, seller, and full category hierarchy. Built for Amazon FBA sellers, brands, and product researchers.

What It Does

This actor scrapes Amazon's Best Seller pages and individual product listings to extract Best Seller Rank data along with comprehensive product information. It covers the Top 100 products per category and uses BSR-based sales estimation formulas used by professional Amazon sellers.

Key data points extracted:

• Best Seller Rank (BSR) with category context
• Sales volume estimation based on BSR
• Price, rating, and review count
• Brand, seller, and Prime eligibility
• Full category hierarchy (main + sub-categories)
• Product images and ASIN

Use Cases

Amazon FBA Product Research

Find winning products by analyzing BSR trends across categories. Low BSR + low review count = opportunity. Compare niches to find under-served markets with high demand.

Competitive Analysis

Track competitor product rankings over time. Monitor how their BSR changes after price adjustments, new reviews, or advertising campaigns. Build competitive intelligence dashboards.

Product Sourcing & Wholesale

Identify top-selling products for wholesale purchasing or private label development. Filter by BSR range to find products with proven demand but less competition.

Niche Validation

Before launching a new product, validate the niche by checking BSR distribution. Healthy niches have multiple products with BSR under 50,000 in the main category.

Brand Monitoring

Track your own products' BSR alongside competitors. Get alerts when rankings change significantly. Monitor new entrants in your category.

Market Intelligence

Build databases of top-selling products across Amazon categories. Analyze pricing strategies, review velocity, and seasonal trends.

Input Configuration

Field	Type	Default	Description
categoryUrls	array	[]	Direct URLs to Amazon Best Seller category pages
asins	array	[]	Specific ASINs to track individually
categories	array	[]	Category names (e.g., "Electronics", "Books")
maxProducts	integer	100	Max products per category (1-100)
marketplace	enum	US	Amazon marketplace: US, UK, DE, FR, IT, ES, CA, JP, IN, AU
proxyConfiguration	object	Apify residential	Proxy settings (residential recommended)

Provide at least one of: categoryUrls, asins, or categories.

Output Example

{
  "title": "Apple AirPods Pro (2nd Generation)",
  "asin": "B0D1XD1ZV3",
  "bsr": 3,
  "bsrCategory": "Electronics",
  "price": 189.99,
  "priceRaw": "$189.99",
  "currency": "USD",
  "rating": 4.7,
  "reviewCount": 87432,
  "seller": "Amazon.com",
  "brand": "Apple",
  "isPrime": true,
  "mainCategory": "Electronics",
  "subCategory": "Headphones, Earbuds & Accessories",
  "imageUrl": "https://m.media-amazon.com/images/I/61SUj2aKoEL._AC_SL1500_.jpg",
  "salesEstimate": 45000,
  "salesEstimateRange": "30,000 - 60,000",
  "categoryRankings": [
    { "category": "Electronics", "rank": 3 },
    { "category": "Headphones, Earbuds & Accessories", "rank": 1 }
  ],
  "url": "https://www.amazon.com/dp/B0D1XD1ZV3",
  "marketplace": "US",
  "scrapedAt": "2026-03-02T12:00:00.000Z"
}

Sales Estimation

The actor uses a BSR-based sales estimation formula derived from industry research:

BSR Range	Estimated Monthly Sales
1-10	10,000 - 50,000+
11-100	3,000 - 10,000
101-500	1,000 - 3,000
501-2,000	300 - 1,000
2,001-10,000	100 - 300
10,001-50,000	30 - 100
50,001-200,000	5 - 30
200,001+	0 - 5

Estimates vary by category and marketplace. Electronics and Books have higher volume per BSR than niche categories.

Example Inputs

Track Top Electronics Best Sellers

{
  "categories": ["Electronics"],
  "maxProducts": 100,
  "marketplace": "US"
}

Track Specific Products by ASIN

{
  "asins": ["B0BX2L8PBS", "B0D1XD1ZV3", "B09V3KXJPB"],
  "marketplace": "US"
}

Multi-Category Research

{
  "categories": ["Electronics", "Books", "Home & Kitchen", "Toys & Games"],
  "maxProducts": 50,
  "marketplace": "US"
}

Direct Category URL

{
  "categoryUrls": [
    "https://www.amazon.com/Best-Sellers-Electronics/zgbs/electronics/",
    "https://www.amazon.com/Best-Sellers-Books/zgbs/books/"
  ],
  "maxProducts": 100
}

Tips for Best Results

1. Use residential proxies — Amazon aggressively blocks datacenter IPs. Apify residential proxies provide the best results.
2. Start with fewer categories — Test with 1-2 categories first, then scale up.
3. Track regularly — Run daily or weekly to build BSR trend data.
4. Combine with product detail scraping — Use the ASIN tracking feature to get deeper data on products of interest.
5. Export to spreadsheet — Download results as CSV/Excel for analysis in your preferred tool.

Pricing

Pay per result — $0.005 per product tracked. You only pay for successfully extracted data.

Products	Cost
100 (1 category)	$0.50
500 (5 categories)	$2.50
1,000 (10 categories)	$5.00

Integrations

Results can be exported as JSON, CSV, or Excel. Use Apify integrations to send data to:

• Google Sheets
• Slack / Discord notifications
• Webhooks for custom pipelines
• Amazon Seller Central workflows
• Zapier / Make automations

Support

Having issues? Check these common solutions:

• No results? Make sure you're using residential proxies
• Missing BSR? Some products on Best Seller pages may not display BSR in the listing — the actor will attempt to fetch it from the product detail page
• Rate limited? Reduce concurrent requests or add delays between runs

Related Actors

• Amazon Product Scraper — Product listings
• Amazon Reviews Scraper — Customer reviews
• Amazon Keyword Tracker — Search rankings
• Amazon Seller Scraper — Seller profiles
• Price Comparison Engine — Multi-marketplace monitoring