Chrome Extensions Every Amazon Wholesale Seller Needs in 2026
Why Extensions Matter for Wholesale
Switching between tabs wastes hours when verifying supplier list deals. The right extension puts BSR, fees, and profit data directly on the Amazon product page.
The Essential Stack
1. Profit Scanner Extension
Built for wholesale sellers. Shows on any Amazon product page:
BSR with color-coded badges (green/amber/red)
Monthly sold estimates
FBA + referral fee breakdown
Buy Box owner (Amazon, FBA, or FBM)
Price and BSR history charts (30/90 day)
Input buy price for instant profit/margin/ROI
Active seller count
Spy on other sellers frontstore
Works on all 15 Amazon marketplaces. Free: 10 lookups/day.
2. SellerAmp SAS
Shows profit/ROI, selling eligibility, Hazmat checks. Works on US, UK, and EU. Originally for arbitrage, now popular with wholesale sellers.
Best for: Quick go/no-go decisions on individual products.
3. Helium 10 Xray
Most feature-rich: estimated revenue, competition metrics, Supplier Finder, Demand Analyzer. Complex — better for private label than pure wholesale.
Best for: Sellers doing both wholesale and private label.
What to Look For
Fee accuracy — Flat 15% is wrong for most categories in 2026
EU marketplace support — Many tools are US-only
Buy price input — You need YOUR cost, not generic estimates
VAT handling — Tools that ignore VAT show inflated margins
BSR context — 50,000 BSR means different things in different categories
The Workflow
Bulk scan the supplier list with Profit Scanner web app
Open promising ASINs on Amazon — extension shows live data
Check price history for seasonal patterns or unstable BSR
Verify competition — FBA seller count, Amazon presence
Final profit check with your actual buy price
Bulk scanning + manual verification with extensions is how top wholesale sellers consistently find profitable deals.