
Estimatik
Underpriced.App
WorkPoint
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Appraisal360
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Appraise It App
WorthLens.ai gives you expert-level appraisals for antiques, coins, jewelry, and collectibles in under 30 seconds — including price estimates, fake detection, and selling guidance. From $0.49 per report vs. $50–$300+ for a human appraiser.

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Website, pricing, platforms and company facts side by side.
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| Website | worthlens.ai | opalstack.com |
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| Company | Startup from Czechia · 1 - 9 employees · 2026 | — |
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In their own words, as submitted to SaaSHub.


Problem: Buying or selling antiques, coins, or jewelry means flying blind. A traditional appraiser charges $50–$300+ per item and takes days. Google searches return asking prices, not sold values. Who it's for: Collectors, auction bidders, estate sale shoppers, flea market resellers, investors,...
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As answered by people managing WorthLens.ai and Opalstack.
WorthLens.ai's answer
WorthLens.ai delivers expert-level appraisals for antiques, coins, jewelry, and collectibles in under 30 seconds — combining AI trained on millions of auction records with live gold and silver spot prices and Red Flag authenticity detection. Unlike generic AI assistants, every report is structured: price range, confidence score, key value factors, comparable references, material analysis, and selling guidance. And unlike traditional appraisers who charge $50–$300+ and take days, WorthLens costs as little as $0.49 per report and runs 24/7.
WorthLens.ai's answer
Speed, depth, and honesty. Other tools either give you raw auction listings (WorthPoint, Invaluable) or a generic guess (ChatGPT) — WorthLens identifies the item from your photo, synthesises comparable data, factors in today's metal prices, and returns a full structured report. Every report includes a confidence level, so you always know how much to trust the estimate, and a dedicated Red Flag section when signs of inauthenticity appear. No subscription, credits never expire, and new users get 3 free appraisals with no credit card required.
WorthLens.ai's answer
Collectors, auction bidders, estate sale shoppers, flea market resellers, antique dealers, and investors — anyone who buys or sells items whose value isn't obvious. Also: people who inherited jewelry, coins, or antiques and have no idea what they're worth. Users range from first-time sellers checking a single item before listing on eBay, to professional dealers using WorthLens as a low-cost first filter on unfamiliar categories.
WorthLens.ai's answer
WorthLens.ai was born from a simple observation: most people buying or selling collectibles are flying blind. A traditional appraiser costs $50–$300+ and takes days. Google shows asking prices, not what items actually sold for. ChatGPT guesses without real market data. We built WorthLens.ai to close that gap — expert-level valuation intelligence made accessible to anyone with a phone, in the exact moment they need it: at a flea market, before a bid, or standing in front of an inherited box of jewelry.
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