Vendetrics analyzes Amazon, eBay, and Walmart listings in one click: live BSR, sales/revenue estimates, net margin after fees, and an AI opportunity score — built as a faster, cheaper alternative to Jungle Scout and Helium 10 for solo sellers. Flash Analysis turns the numbers into a plain-English verdict and next action. Free tier: 5 lifetime scans, no card. Watchlist items auto-track price/BSR daily.