Free browser extension
Book Sales & Royalty Estimator
Research KDP niches on the Amazon page you already have open — BSR ranges, economics, and one-click save into your SmartKDP workspace.
- Sales estimates from Best Sellers Rank on product pages and charts
- Royalty and print-cost context without leaving Amazon
- Save niches, books, and charts to Research Studio on smartkdp.com
- Works without an account; connect one only if you want sync and saves
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