BigStartSmall turns public eBay data into competitor revenue rankings, best-seller lists and market size — real data, honestly labeled.
Free trial · No credit card required
See any eBay store’s best sellers, revenue ranking and sales concentration — based on real completed sales, not estimates.
Discover how much a keyword or category really sells. Real sold records and prices, clearly labeled.
One click turns a scrape into plain-language insights: demand, supply, pricing and opportunities. Exportable as PDF.
Subscribe a store or keyword and get fresh data automatically — daily, weekly or monthly. Pause anytime.
Pay per page scraped. Unused reservations are refunded. Enrichment and reports are free.
We show exactly what eBay makes public — sold badges and completed sales. When eBay hides a number, we say so.
A competitor store, a keyword, or a whole category on eBay.
We collect the listings — sellers, prices and sold data — in minutes.
Revenue ranks, best sellers, TAM and AI insights guide your next move.
Credits: 1 page of scraping ≈ 1 credit. Unused reservations are refunded. Reports & enrichment are free.
Need more credits? Top up anytime — 500 credits $4.90 · 2,000 credits $17.90