See valuations on any car listing.
The ScanAuctions Chrome extension overlays retail valuations, MOT history, profit margins, and deal verdicts directly on car listing pages. No extra tabs. No spreadsheets.
Supported sites
Works on 7 listing sites
AutoTrader
See retail values and profit margins on every car-details page
Facebook Marketplace
AI reads number plates from listing photos for instant valuation
eBay Motors
Valuations overlaid on item pages with Cat S/N detection
Gumtree
Instant price check on any car listing
Motorway
Compare listed price against retail value
Motorway Pro
Enhanced data extraction from trade listings
CarWow Dealers
Valuation data on dealer portal listings
On every listing
What you see on every listing
Instant Retail Valuations
See what any car is worth at retail in 2 seconds. Powered by our own valuation engine — no AutoTrader subscription needed.
Deal Verdict
GREAT DEAL, GOOD DEAL, FAIR PRICE, OVERPRICED, or AVOID — one word tells you whether to bid or scroll.
MOT History
Full MOT test history, advisory count, mileage consistency check, and expiry date. Spot clocked cars and money pits.
Risk Score & Flags
1-10 risk score with red/amber/green flags. Cat S/N detection, owner count, service history, mileage discrepancies.
Offer Price
See the maximum you should offer to hit a healthy margin. One number — what to say to the seller.
Flipper Mode
Toggle profit-first layout. Hero verdict, quick stats table, flags always visible. Built for high-volume flippers.
Distance from Dealer
Set your postcode and see how far each listing is. Skip the ones that aren't worth the drive.
AI Plate Reader
On Facebook Marketplace, AI reads the number plate from listing photos when it's not in the text.
Ready to try it?
The extension is included with any ScanAuctions plan. Start a free trial to get access.
Start free trialWorks on Chrome, Edge, Brave, and Arc.