Reverse ASINs：Query up to 20 ASINs at a time of all unique keywords and their ranking. Get up millions of rows of keyword data at your fingertips. It offers us a more accurate keyword-stock by reversing competitors' ASIN's keywords.

The extension holds functionality fundamental to seller success in the online marketplace of today, namely market research, operations monitoring, product research, and listing optimization.

SellerSprite API access pricing and API document

Learn how to install SellerSprite's extension tool on your devices!

Learn how to use Reverse ASIN to uncover high-converting keywords, analyze competitors, and optimize every stage of your Amazon selling strategy with real-world use cases.

SellerSprite’s Reverse ASIN tool uncovers the high-traffic keywords driving organic and sponsored visibility for any Amazon product, helping sellers optimize listings and ad campaigns with data-backed precision.

SellerSprite’s Relevance Check Extension automates keyword relevance scoring based on competitor ASIN rankings, helping Amazon sellers build a high-precision keyword library for optimized listings and ad targeting.

Keyword Performance Score uses Z-scores to rank keywords by how strongly they outperform or underperform average relevance, enabling more accurate keyword filtering—especially in niche markets.

Understand how Keyword Relevance is calculated on Amazon by analyzing competitor ASIN rankings across search result pages to find the most accurate and product-relevant keywords.