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Amazon FBA Profitability Calculator — smarter margins, better decisions SellerScope is an Amazon FBA profit calculator that lives on the page. Open it on any Amazon product or Seller Central inventory page to instantly see: Profitability Calculator • Real-time profit margin and ROI calculation • Referral fee, FBA fee, and COGS breakdown • Net profit per unit Reorder Planner • Calculates your exact reorder point based on sales velocity, manufacturing time (0–90 days), and shipping time (0–90 days) • Urgency alerts: healthy / warning / critical / overstock Listing Score • Instant listing quality audit across images, content, reviews, and market rank • Identifies gaps with specific improvement tips backed by Amazon data AI Insights • AI-powered performance analysis using real BSR trends and customer reviews • Surfaces review sentiment, sales velocity estimates, and actionable improvement opportunities • Competitive differentiation analysis: find pain points in the market and product angles to win SellerScope works on Amazon product pages and Seller Central inventory pages. No data is sold or shared with third parties.
Apr 3, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.