Initial Amazon Ads ACOS calculator
Introduced KDP-specific advertising guardrails built from each book's estimated Amazon.com royalty.
- Added paperback, hardcover, and Kindle eBook break-even ACOS calculations using the shared KDP royalty engine.
- Added target profit, maximum CPC, target CPC, and conversion-rate bid planning.
- Added an optional campaign check for actual ACOS, CPC, conversion rate, CTR, and campaign profit.
- Added formula guidance, methodology, source links, FAQs, and search structured data.