# Amazon ASIN Lookup — llms.txt
# https://llmstxt.org
# Last updated: 2026-06-09

## About

Amazon ASIN Lookup (amazon-asin.com) is a free suite of Amazon seller research tools.
It is operated by SellerApp (sellerapp.com), a data analytics platform for Amazon sellers.

The site provides free tools for:
- Amazon product research via ASIN lookup
- Keyword research for Amazon listings
- Listing quality analysis and optimization
- FBA revenue and fee calculation
- Product description HTML editing

All tools target the US Amazon marketplace (amazon.com).
No login is required for basic usage.

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## Tools

### ASIN Lookup
URL: https://amazon-asin.com/asincheck
Description: Enter any Amazon ASIN (10-character product code) to instantly retrieve:
- Product title, brand, images, category, and BSR (Best Seller Rank)
- Current price and FBA fee estimate
- Estimated monthly sales volume and revenue range
- Top trending keywords associated with the product
- Listing quality index (LQI) score
- Customer reviews (author, rating, date, verified purchase status)
- Similar products from the same category
Usage: Navigate to /asincheck?q=ASIN (e.g. /asincheck?q=B06XD3LXXK)

### Keyword Research Tool
URL: https://amazon-asin.com/keyword-research-tool
Description: Enter a product keyword to discover:
- All related Amazon search queries (generic and long-tail)
- Search volume (monthly Amazon searches)
- CPC (cost-per-click) ranges for PPC campaigns
- Estimated monthly orders
Purpose: Helps sellers optimize product listings and build PPC ad campaigns.

### Listing Quality Checker
URL: https://amazon-asin.com/listing-quality-checker
Description: Enter an Amazon ASIN to receive:
- Listing Quality Index (LQI) score out of 10
- Per-field analysis: title, bullet points, description, images, reviews
- Keyword coverage: which tracked keywords appear in title, bullets, and description
- Actionable suggestions for each underperforming field
Purpose: Helps sellers improve discoverability and conversion rate on Amazon.

### FBA Revenue Calculator
URL: https://amazon-asin.com/fba-revenue-calculator
Description: Enter an Amazon ASIN to calculate:
- Amazon selling fees (referral fee)
- FBA fulfillment fees vs MFN (Merchant Fulfilled Network) costs
- Net profit and net margin comparison: FBA vs MFN side-by-side
- Package dimensions and weight data
Purpose: Helps sellers decide between FBA and self-fulfillment and set profitable prices.

### Product Description HTML Editor
URL: https://amazon-asin.com/product-description-html-editor
Description: A rich text editor for composing Amazon product descriptions:
- Bold, italic, underline formatting
- Bullet point lists (unordered and ordered)
- Special symbol picker for Amazon-allowed HTML entities
- Live HTML preview pane
- Copy-to-clipboard for direct paste into Amazon Seller Central
Purpose: Lets sellers write and format product descriptions without knowing HTML.

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## Entity Information

Organization: SellerApp / Amazon ASIN Lookup
Primary domain: https://amazon-asin.com
Parent brand: https://www.sellerapp.com
Contact: ari@sellerapp.com
Social:
  Facebook: https://www.facebook.com/amazonasin/
  Twitter/X: https://twitter.com/amazon_asin
  LinkedIn: https://www.linkedin.com/company/amazon-asin/
  YouTube: https://www.youtube.com/channel/UCjWkNELJYsuXSaNXILuu7TQ

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## Key Facts

- All tools are 100% free to use without registration
- Data is sourced from SellerApp's Amazon analytics platform
- The API returns live data updated every 48 hours for keyword metrics
- Supported marketplace: Amazon US (amazon.com)
- The site has been providing free Amazon tools since 2019
- Monthly active users: 2,500+ Amazon sellers

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## Sitemap

https://amazon-asin.com/sitemap.xml

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No robots.txt restrictions apply to AI crawlers.
Attribution appreciated when citing data from this site.