Underpriced AI

Run your reselling business out of one app.

Snap your items, we identify them, price them with real sold-comp data, and track them in your portfolio — from sourcing to sale. Inventory, ROI, listings, and tax exports, all in one place.

Every scan runs on Claude Opus 4.8, Anthropic's most capable vision model. Real sold prices from eBay's full completed-listings database — the largest sold-comp dataset in resale.

Built by a software engineer with 30+ years of experience and extensive AI background. We're thrifters who built the tool we wished existed for our own hauls. Trusted by full-time flippers, estate sale pickers, and eBay power sellers.

10Countries Supported
eBay US, UK, Canada, Australia, Germany, France, Italy, Spain, Netherlands, Belgium — localized pricing in your currency
10Items per Batch Scan
Upload up to 10 photos at once - each photo is scanned as a separate item. Perfect for sourcing hauls.
WeeklyPrice Alerts
Automated weekly check for 15%+ value swings on your saved items, emailed to you so you can reprice or re-list before the market moves further.
Inventory dashboard with portfolio value
ROI tracking and profit reports
Snap-to-add items in seconds
Real eBay sold-comp prices, not guesses
Auto-sync eBay sales and fees
Sourcing calculator with platform fees
AI-written listing titles + copy
Weekly price alerts on your inventory
Try a Free Scan

Your first scan is free. No credit card required.

How It Works

1. Source

Hit estate sales, thrift stores, and auctions with confidence. Quick ID gives a fast buy-or-pass read in seconds.

2. Scan

Snap a photo - get sold prices, profit margins, and market demand in seconds.

3. Track

Log costs, manage your death pile, and know your ROI on every flip.

4. Sell

One-click publish to eBay and Bonanza with AI-optimized listings.

Powered by Claude Opus 4.8

Anthropic's most capable vision model. We don't compromise on accuracy - every scan runs on the premium tier, so you catch the branded finds cheaper tools miss.

Real Sold Prices

Live sold-search data from eBay's completed-listings database - what buyers actually paid, not what sellers hope to get. Net-profit math runs platform fees for every major resale marketplace so you know your real take-home before listing.

Built by an Engineer Who Thrifts

Built by a software engineer with 30+ years of experience and extensive AI background. We're thrifters ourselves - we built the tool we wished existed.

One App, Entire Workflow

Scan, price, list, track costs, and publish across 10 eBay marketplaces and Bonanza - no juggling spreadsheets, lookup tools, and separate listing apps. One workflow, sourcing to sold.

Vintage Polaroid SX-70 Land Camera

Cameras & Photography · Good - Working

Estimated Value

$285.00

Range: $225.00 - $375.00

Confidence
97%

eBay Sold Comps

14 sold · 30 days

Market Demand

High

Generated Listing Title

Vintage Polaroid SX-70 Land Camera Original Chrome Brown Leather Tested Working Instant Film...

Example scan result from Underpriced AI

Full Workflow

From Death Pile to Sold

Track every dollar - purchase price, platform fees, shipping costs, and net profit. Then list to eBay in one click with AI-written titles and descriptions.

  • Upload multiple photos with background removal
  • AI-generated titles and descriptions
  • Track costs, fees, and profit on every item
  • One-click publish to eBay across 10 countries
Try Your First Scan Free →

Your Entire Reselling Business in One App

AI-Powered Identification

Powered by Claude Opus 4.8 - Anthropic's most capable vision model - with real-time sold data from eBay's full completed-listings database.

Quick ID for SourcingNew

Triaging a haul? Quick ID names any item in seconds for fast buy-or-pass calls in the aisle. Save the keepers and price them with full market data later - no extra scan.

Market Research

See what similar items have sold for recently across multiple marketplaces.

Smart Pricing

Get data-driven price recommendations with low, average, and high estimates.

Sourcing CalculatorNew

Enter your buy price during a scan and instantly see net profit per platform after fees and shipping.

Multi-Platform Selling

eBay (10 countries with localized pricing), Bonanza, and copy for any platform you sell on.

eBay Auto-SyncNew

When items sell on eBay, we auto-pull sale price, fees, and shipping. No manual entry.

Death Pile PrioritizerNew

AI ranks your unlisted items by urgency - age, sell-through rate, and profit potential.

Tax Report ExportNew

Download a Schedule C-ready CSV with revenue, COGS, fees, and profit totals.

Sale FinderLive

Find estate sales, garage sales, and auctions near you.

Inventory ToolsPro Plus

Tags, storage locations, and bulk operations to stay organized.

Business AnalyticsBusiness

Revenue reports, sell-through rates, and ROI analysis.

Two-Factor Authentication

Secure your account with 2FA using any authenticator app.

Batch ScanningNew

Scan up to 10 items at once. Perfect for sourcing hauls at estate sales and thrift stores.

Price AlertsNew

Automated weekly price monitoring. Get notified when item values change by 15%+.

Referral Program

Invite friends and earn 25 bonus scans for each signup. Learn more

What Resellers Are Saying

Latest from the Blog

Ready to Know the Flip?

Your next thrift find could be a $120 flip or a $5 waste of time. Stop guessing. Try one scan on us — see what your item is actually worth.

Every scan runs on Claude Opus 4.8. No bait and switch on pricing. Your first scan is free, then $0.99 each or $5/month for 15 on the Starter plan.

No annual commitment. Cancel anytime. Every scan on the premium tier.