Product and BSR research
Review Best Sellers Rank, price, ratings, review counts, sponsored status, and estimated sales and revenue on supported Amazon pages.
Amazon research, with evidence
Research Amazon.
See what changes.
Explore products and competing listings, assess keyword ideas, save research evidence, and follow listing changes—all in one browser workflow.
Research data available on Amazon pages. Saved research is stored locally in your browser by default.
BSR and listing signalsKeyword researchEvidence and tracking
Research → Evidence → Compare → Track
Keep your findings useful over time.
Keep your findings useful over time.
Research signals at a glance
AssessBSR, prices, ratings, and listing signals.
ExploreKeyword ideas and competing listings.
Keep trackSave evidence and compare changes over time.
Useful research, right where you browse
Seller Toolkit brings product signals and saved research into your Amazon workflow—without making you manage another spreadsheet.
Keyword research
Start with Amazon autocomplete. Pro adds A–Z and Related Search expansion, keyword competition data, and CSV export.
Market signals
Use Market Pressure and Niche Snapshot to organize the competitive signals available from sampled listings.
Save evidence
Capture product and market details so you can revisit what you found instead of relying on memory.
Compare changes
Compare saved snapshots to see how listing details and market conditions have changed over time.
Track products
Follow product ASINs and review a history of changes, with tracking and background monitoring available in Pro.
A simple research workflow
From the first search to the next time you revisit a listing.
01 / RESEARCH
Explore
Review search results, products, keywords, and competitive signals.
02 / EVIDENCE
Save
Capture useful listing and market details for later reference.
03 / COMPARE
Revisit
Compare saved snapshots rather than starting from scratch.
04 / TRACK
Monitor
Follow products over time and see what changes between snapshots.
See Seller Toolkit in action
Real extension screens showing product research, keyword exploration, review analysis, and tracked products.
Product research on Amazon
View BSR, estimated sales, revenue, ratings, reviews, and quick research actions alongside search results.
Keyword research
Expand keyword ideas, review research lead indicators, and examine Market Pressure across keyword suggestions.
Review analysis
Analyze accessible review text to identify recurring themes and compare competing products. Pro feature.
Product tracking
Review tracked products, market movement, and changes in rank, price, and reviews over time. Pro feature.
Start free. Upgrade when you need more.
Use the core research workflow for free, then choose a Pro plan for deeper keyword, review, and tracking tools.
Get started
Seller Toolkit Free
Core Amazon research and evidence capture.
- BSR, price, rating and review data
- Search-result research and Market Pressure
- Basic keyword suggestions
- Save and compare research locally
More research tools
Seller Toolkit Pro
Unlock advanced keyword, review, and tracking features.
- A–Z and Related Search keyword expansion
- Keyword competition data and CSV export
- Review analysis and product comparison
- ASIN tracking and listing-change history
- Evidence CSV export and background monitoring
The Pro links open Gumroad, where available billing options and current prices are shown. Features may vary by plan. Seller Toolkit is an independent research tool and is not affiliated with or endorsed by Amazon.
Your research stays in your browser by default.
Seller Toolkit stores saved research locally in your browser by default. Review the extension's privacy policy for details about data handling and permissions. Amazon estimates and sampled listing signals are research aids, not guarantees of sales, demand, or profitability.
Research Amazon. Save the evidence.
See what changes.
Bring product research, keyword exploration, saved evidence, comparison, and tracking into one practical workflow.