My Coin Stack

My Coin Stack — Your Entire Coin Collection in Your Pocket Whether you're a serious numismatist, a precious metals stacker, or just getting started, My Coin Stack is the complete toolkit for cataloging, valuing, and growing your coin collection. Track every coin you own, know what it's worth, and make smarter buying decisions. 📚 ORGANIZE YOUR COLLECTION • Catalog coins, bullion, sets, and Goldbacks with year, country, mint, metal, weight, grade, photos, purchase price, and 25+ detail fields • Look up coins in a built-in reference catalog to fill in specs automatically • Browse in list or gallery view with powerful search, filtering, and sorting • Select multiple items to tag, print labels, transfer, or delete at once • Find and clean up duplicate entries • Import and export your collection via CSV or Excel 💰 KNOW WHAT IT'S WORTH • Up-to-date spot prices for gold, silver, platinum, and palladium • Automatic melt value for every coin • 30 currencies, including USD, EUR, GBP, CAD, and AUD • Portfolio dashboard showing total value, cost basis, and value over time • Price alerts when a metal hits your target 📊 ANALYZE LIKE A PRO • In-depth financial, composition, and data-quality reports • Premium analysis by metal and over time • Constitutional (90%) silver calculator • Dollar-cost averaging simulator • Track acquisition costs and year-over-year performance 🛒 BUY SMARTER • Premium Analyzer to compare deals before you buy • Calculate premium %, dollars over melt, and 90% silver equivalents • Blended premium analysis for mixed lots • Budget mode to stay on target • Save and revisit past comparisons 🏆 COMPLETE YOUR SETS • Track progress toward popular type sets and series • Visual completion percentages • Maintain a wishlist of coins you're hunting • Get smart matches when a friend owns a coin on your list 👥 JOIN THE COMMUNITY • Add friends and view their collections, with full privacy controls • Share posts, showcases, and polls, and comment on what other collectors add • Message other collectors directly • Friendly contests and public challenges around set completion • Report and block tools keep the community safe 🏷️ BUY AND SELL ON THE MARKETPLACE • Browse listings from collectors everywhere, and list your own coins for sale with Pro • Make and accept offers, then leave reviews on seller profiles • Track transfers between collectors with full provenance history • The marketplace connects buyers and sellers; payment and shipping are arranged between members 📱 EVERYWHERE YOU ARE • Home-screen widgets and an optional status-bar spot ticker • Wear OS app with spot prices, collection value, and watch-face complications • Android TV app for spot prices on the big screen • Syncs across phone, tablet, and web 🔒 SECURE & PRIVATE • Biometric lock • Multi-factor authentication and passkey support • Choose who sees your collection, wishlist, and activity • Your data, your choice — export anytime, delete your account anytime ⚙️ BUILT FOR COLLECTORS • Custom label designer and printing • Barcode scanner support for fast data entry • Inventory reconciliation to check what's in your safe • Insurance report generation • Dark and light themes • Choose your weight units, currency, and date format Free for collections of up to 25 items, including buying on the marketplace. My Coin Stack Pro (monthly or yearly subscription) adds unlimited items and selling on the marketplace. Subscriptions renew automatically until cancelled in Google Play. Start building your digital coin collection today. Download My Coin Stack and take control of your numismatic world. Made by Cedar Forge Labs.