Alternatives
Products that do what Check used listings before you buy does
Get a price assessment, risk signals and questions.
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Real eBay comps + profit math before you buy resale
Jul 2026 · flipcheck.chadmichaelco.com
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Hey HN, I love scrolling through Zillow and spend way too much time thinking a property is gonna be my next home just to find a couple of days of research later what’s the catch. I built this property analyzer to get a quick overview of “the good, the bad, and the ugly” (love spaghetti westerns) for the property. In ~30-45s you get a pretty comprehensive analysis of the history, risks, and everything else about the property, on top of a short AI-generated podcast going over the details. Users can also comment on properties (a feature I always wish I had on Zillow) and guess the final sale…
2025 · trymasterkey.com
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Started PC flipping as a hobby (buying used parts, building PCs, and selling them for a small profit). Found that focusing on used parts on eBay gives the best margins - like finding a GPU 20% below market, pairing it with other deals, and selling the complete build locally. I discovered that eBay marketplaces (.com, .de, .co.uk etc.) often have different prices for the same items! Or just completely different items. So I built an eBay price scanner for PC components. It scans listings across different Ebay markets, calculates median prices, and flags anything selling below market (including…
2025 · pcprice.watch
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Hey HN, I built Underpriced AI to solve a problem I had as a part-time reseller: standing in a thrift store trying to figure out if something is worth buying. How it works: - Snap a photo of any item - AI identifies the brand, model, maker, era, etc. - Pulls recent sold prices from eBay and other marketplaces - Gives you an instant valuation with confidence score You can also generate SEO-optimized eBay listings and publish directly from the app. Tech stack: Next.js, Claude API for vision/analysis, eBay API for market research and listing. The "Quick Scan" feature is designed for mobile…
Jan 2026 · underpricedai.com
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2020 · isthatalemon.com
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2023 · auctionista.app
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See the shift before the shock.
8d ago · market-risk-detector-pink.vercel.app
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Find out why your eBay listings don't sell — free
Jun 2026 · shopmanage.de
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AI analysis for any Zillow & Realtor.com listing in seconds
Jun 2026 · chromewebstore.google.com
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An honest AI second opinion before you buy on Amazon
Jul 2026 · chromewebstore.google.com
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Find out exactly why your eBay listings aren't sellng
May 2026 · deadlistingdoctor.netlify.app
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2014 · oddprices.com
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See the true cost, compare homes, and buy smarter.
25d ago · apps.apple.com
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