According to AlphaMoat, as of 2026-09, the Chrome extension Deal Scout has 62 users (+113.8% MoM), rated 5 (2 reviews) — ranked #5,050 of 9,324 AI browser extensions, and #448 of 888 in Marketing & Sales.
Scores listings 1–10 with sold-price comps, product reputation checks, cross-site price compare, and scam detection. Deal Scout scores secondhand listings using AI — so you know if a deal is worth it before you message the seller.
HOW IT WORKS Open any Facebook Marketplace, Craigslist, eBay, or OfferUp listing and Deal Scout automatically:
WHAT YOU SEE ✅ BUY / ⚠️ CAUTION / ❌ AVOID verdict with score 📊 Market comparison — sold avg, active listings, new retail price ⭐ Product reputation — model reliability and common issues 🔍 AI summary — green flags, red flags, condition notes 🛡️ Security score — scam risk assessment 🛒 Where to buy — ranked cards across Amazon, eBay, and more 💬 Negotiation messages — polite, direct, or lowball, copy in one click 🔖 Save listings — revisit later from the toolbar with price-drop tracking
COMPLETELY FREE No subscription. No account required. No ads. Just install and browse.
PRIVACY Deal Scout doesn't track your browsing, doesn't sell your data, and doesn't require a login. Listing data is sent only to score the deal and is not retained.
SUPPORTED PLATFORMS
GET STARTED Install Deal Scout, open the next used listing you're considering, and the score panel appears automatically. That's it.
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+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.