About this app
That coin in your drawer could be worth $500. Or $5,000. You won't know until you scan it. Wide Database - One scan - 99% Accuracy. Coin Gauge is the AI coin identifier trusted by serious collectors worldwide. Scan any coin and instantly get the full coin ID, mint mark, rarity score, and real market value in under 3 seconds. Know Your Coin Worth with a Scan! The app act as coin scanner to read both sides of any coin — worn, ancient, or foreign and returns the full identity in seconds that stump even seasoned numismatists. Every identified coin comes with: • Full coin history and origin details • Mint count and production year • Current and historical market value • Grading insights from numismatic experts • Collector demand and scarcity rating Expert Coin Grading Know not your coin's identity, but also its condition. Our Sheldon scale grading engine can assign a grade to your coin from Poor (P-1) to Gem Uncirculated (MS-65). Each grade has a breakdown of surface quality, strike, and luster. See how a coin's grade affects value before you buy or sell or add them to your collection. Rare & Error Coin Detection Believe you can detect a special coin? The Coin ID system flags rare variants, error coins, or variants that people commonly overlook that end up being worth a considerable amount. Each scan adds a rarity and grade breakdown as well. Smart Collection Valuation The app allows users to track their coin collection. Coins can be organized by country or value. The app also monitors your collection's total worth as market prices update in real time. Coin of Your Birth Year: Wondering which coin was minted the year you were born? Let’s explore! Worldwide Coverage Coin Gauge’s comprehensive coin value identifier database available contains US coins, ancient coins, world currency, commemorative sets, and much more. Global Coin Events & Collector Calendar Filter by event type or country to view upcoming coin shows, live auctions, exhibitions, and collector meetups around the world. Perfect For: - All levels of coin collectors - Numismatist - People looking for valuable coins at estate sales or flea markets - People who have an interest in ancient coins - Treasure hunters - Anyone who inherited a coin collection and needs fast answers How It Works 1. Open the app and tap Scan 2. Point your camera at your coin (both sides work) 3. Get your full coin ID, value, and history in no time. Premium Get unlimited scans, and advanced grading reports with a Premium model. For queries, Contact us at support@codematics.co Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Latest release
What’s New
Discover the app like never before with our new preview video, now available on the App Store. Behind the scenes, we’ve made refinements to deliver an even better experience.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 8, 2026 · 1:44 AM Free