Find out if Amazon
owes you royalties.
Upload your KDP sales report. Our forensic engine scans every transaction for pricing errors, missing payments, and underpayments.
How It Works
Upload
Download your KDP sales report and drop the Excel file above. Takes 30 seconds.
Scan
Five detection layers analyze every transaction for pricing errors, missing payments, and underpayments.
Review
Get your Royalty Gap Report showing exactly which titles were affected and how much is owed.
What We Detect
Royalty tier drift (70% paid at 35%)
Ghost sales ($0 royalty on recorded units)
KENP page-read underpayment
Tax withholding errors
Price-to-royalty mismatches
Marketplace currency errors
Your Gap Report Includes
Total estimated missing royalties in USD
Anomaly count across all detection layers
Category breakdown by error type
Per-title affected transaction details
Confidence scoring on flagged items
Downloadable PDF report