Publyze

About

Publyze is a powerful Amazon KDP niche research tool built for self-publishers, authors, and KDP entrepreneurs. It runs directly on Amazon search, bestseller, and product pages — giving you instant BSR data, sales estimates, revenue figures, and niche scores without leaving the browser.
What Publyze shows you:

Best Sellers Rank (BSR) for every book on the page
Estimated monthly sales and daily sales per title
Estimated monthly revenue per title
Niche Score (0–100) — demand vs. competition analysis
Competitive Score and Demand Index
Total estimated monthly revenue for the entire niche
Average price, reviews, and rating across results
Book age, page count, publisher type (Indie vs. Major)
KU (Kindle Unlimited) detection

Book Analyzer — click any book on Amazon to instantly see:

BSR, estimated sales, revenue, and daily revenue
Book age in days
Publisher, publication date, pages, ASIN, ISBN, language
Category rankings

How it works:
Publyze reads publicly available data from Amazon search results and product pages. It uses a calibrated BSR-to-sales model (benchmarked against Publisher Rocket data) to estimate monthly sales and revenue figures for each title.