Amazon BSR Calculator

Estimate your book sales based on Amazon's Best Sellers Rank. Get insights into daily sales, monthly revenue, and your potential earnings.

Instant Results 14 Marketplaces 100% Free

Calculate Your Sales

Enter your book details below

Your Estimated Results

Based on your book details and current BSR

Your Estimated Results

Enter your book details and click "Calculate Sales" to see your estimated results here.

Why Use Our BSR Calculator?

Instant Estimates

Get real-time sales estimates based on your current Amazon BSR ranking.

14 Marketplaces

Calculate for US, UK, Germany, France, Spain, Italy, Canada, Australia, Japan, and more.

Physical Books

Accurate estimates for Paperback and Hardcover editions.

Earnings Calculator

See your potential royalties after Amazon fees and printing costs.

Ready to Analyze Your Book Sales?

Use our free calculator to understand your book's performance on Amazon.

Start Calculating

Free Amazon BSR Calculator for KDP Authors

Our Amazon BSR Calculator is a free tool designed for KDP (Kindle Direct Publishing) authors and self-publishers. Convert your book's Best Sellers Rank into estimated daily and monthly sales with just a few clicks. Whether you're publishing Paperback or Hardcover books, our calculator provides accurate sales estimates across 14 Amazon marketplaces.

How Does the BSR Sales Estimator Work?

Amazon's Best Sellers Rank (BSR) indicates how well a book is selling compared to other books. A lower BSR means more sales. Our BSR to sales calculator uses proven formulas calibrated with real sales data to convert your ranking into actionable sales estimates. Simply enter your BSR, select your marketplace and book format, and get instant results.

Why KDP Authors Use Our Calculator

  • Track Sales Performance: Monitor how your Amazon books are selling without waiting for royalty reports
  • Competitive Analysis: Research competitor books and estimate their sales volume
  • Niche Research: Evaluate market potential before publishing a new book
  • Marketing ROI: Measure the impact of your book marketing campaigns

Supported Amazon Marketplaces

Calculate book sales for Amazon.com (US), Amazon.co.uk (UK), Amazon.de (Germany), Amazon.fr (France), Amazon.es (Spain), Amazon.it (Italy), Amazon.ca (Canada), Amazon.com.au (Australia), Amazon.co.jp (Japan), and more. Each marketplace has different sales volumes, and our calculator adjusts estimates accordingly.

BSR Calculator FAQ

What is Amazon BSR?

Amazon BSR (Best Sellers Rank) is a number that shows how well a product is selling compared to others in its category. A lower BSR means higher sales. Our BSR calculator converts this rank into estimated daily and monthly sales figures.

How accurate is this BSR calculator?

Our BSR to sales calculator uses proven formulas calibrated with real sales data from thousands of books. While no calculator can be 100% accurate (Amazon keeps their exact formula secret), our estimates typically fall within ±20% of actual sales for most books.

Is this Amazon BSR calculator free?

Yes! Our BSR calculator is completely free to use with no limits. Calculate as many books as you want across all 14 Amazon marketplaces without any registration or payment required.

How do I find my book's BSR on Amazon?

Go to your book's Amazon product page, scroll down to "Product Details" section, and look for "Amazon Best Sellers Rank" or "Best Sellers Rank". Enter this number into our calculator to estimate your sales.

14+
Amazon Marketplaces
100K+
Calculations Made
Free
Forever
2025
Updated Formula