Finding a free coin identifier and value app can transform your collecting experience. Modern technology makes it easy to identify unknown coins, check current market values, and manage your collection—all from your smartphone or computer. Here are nine top-rated tools offering free coin identifier and value features to enhance your numismatic journey.
The Best Free Coin Identifier and Value Apps
1. CoinKnow
CoinKnow delivers unmatched accuracy with grading precision within a 2-point range on the Sheldon Scale (1-70), the tightest range available in mobile coin scanning apps.
This app stands as one of only two on the market capable of automatically detecting rare error coins, making it invaluable for treasure hunters. What truly distinguishes CoinKnow are its exclusive features: copper color classification (RD/RB/BN designations for Red, Red-Brown, and Brown), Proof finish detection (CAM/DCAM for Cameo and Deep Cameo), and automatic rare variety identification.
The app focuses exclusively on U.S. coins with monthly value updates ensuring current market accuracy.
Pros:
- Grading accuracy within 2-point range—best in class
- Automatic error detection with copper and Proof finish classification
- Monthly updates and free daily usage
Cons:
- Limited to U.S. coins only
- Requires clear, well-lit photos for optimal results
2. CoinValueChecker
CoinValueChecker combines comprehensive identification capabilities with powerful market intelligence tools designed for serious numismatists.
The app boasts 99% recognition accuracy across over 300,000 U.S. coin types and includes rare error detection—identifying doubled dies, repunched mint marks, and missing mint marks automatically.
The advanced grading system analyzes wear patterns, luster, and surface quality to assign accurate grades. What truly sets it apart is the market intelligence suite featuring trend analysis, collector leaderboards, auction alerts, and real-time price tracking.
Collection management tools organize coins in folders while monitoring portfolio value over time.
Pros:
- 99% recognition accuracy with automatic error detection
- Real-time market intelligence and comprehensive price tracking
- Professional grading within 2-3 point range
Cons:
- S. coins only—no international coverage
- Some microscopic errors exceed phone camera limitations
3. EzCoin
EzCoin is professional coin collecting software for Windows designed to help collectors organize, value, and manage their collections with precision.
Unlike mobile apps, this desktop program offers comprehensive database management with over 7,250 U.S. coin listings plus 6,650 high-resolution images.
The software is officially licensed to incorporate the PCGS Numbering System, ensuring industry-standard accuracy. A standout feature is the built-in eLook tool that connects directly to eBay, allowing you to check active and completed auctions to spot bargains and track real selling prices.
The software includes automatic want lists—as soon as you enter a coin into your inventory, it's removed from your want list.
Pros:
- Comprehensive desktop software with PCGS numbering integration
- Built-in eBay auction tool for real-time market research
- Over 7,250 coins with 6,650 high-resolution images
Cons:
- Paid software starting at $54.99 (not free)
- Windows only—no Mac or mobile versions
- Steeper learning curve than mobile apps
4. Coiniverse
Coiniverse is a global all-in-one coin collecting app developed in collaboration with mints worldwide. With over 150,000 registered users across 180+ countries, it emphasizes community and discovery.
The app features a comprehensive coin scanner using AI technology, an extensive international database, and unique social features allowing you to share collections with fellow enthusiasts globally.
Coiniverse includes a Coin AI assistant for answering collecting questions, coin value estimations, release calendars for new mint issues, and personal collection statistics. The shop section lets you purchase coins directly from official member mints.
Pros:
- Global community of 150,000+ collectors
- Direct purchasing from official mints
- Coin AI assistant and value estimations
Cons:
- Scanner struggles with American coins according to user reviews
- Premium features require Coiniverse Club subscription
- Better suited for international coins than U.S. coins
5. Maktun
Maktun stands out as a comprehensive free app covering coins, banknotes, and tokens with no advertisements. The database includes over 300,000 coins, 160,000 banknotes, and 15,000 tokens from around the world. Photo recognition works by capturing images of both sides, and the app provides detailed information including country, denomination, year, catalog number, mintage, weight, and dimensions.
Users can manage collections offline, export data to PDF/XLS/CSV formats, and view collection statistics with visual infographics on a world map. Expert help is available directly within the app for difficult identifications.
Pros:
- Massive database with no advertisements
- Covers coins, banknotes, and tokens
- Offline collection access and expert help feature
Cons:
- Photo rotation issues reported by some users
- Recognition accuracy varies with coin condition
- Some advanced features require updates
6. OpenNumismat
OpenNumismat is free and open-source coin collecting software for Windows, Linux, and macOS with mobile apps for Android. Unlike commercial alternatives, it's completely free with no subscription fees or limitations.
The program offers over 60 customizable fields to describe coins, supports up to 7 photos per coin, and includes grouping, filters, and sorting capabilities.
Users can generate reports in HTML, PDF, and MS Word formats, and the software supports importing collections from other programs including CoinManage, CoinsCollector, and Cabinet. The interface includes statistics, maps, and a webcam feature for capturing coin photos.
Pros:
- Completely free and open-source
- Cross-platform (Windows, Linux, macOS, Android)
- Over 60 customizable fields with extensive import options
Cons:
- Outdated user interface design
- Steeper learning curve than modern apps
- No automated pricing or AI identification features
7. Coin Book Pro
Coin Book Pro is a paid iOS app (typically $2.99-$5.99) serving as a comprehensive catalog of U.S. coins with prices included offline—no WiFi or 3G connection needed.
The database features high-resolution obverse and reverse images for most U.S. coins along with grading guides for each type. A unique feature is the free expert appraisal service: submit photos through the in-app mail system for identification and grading help limited to U.S. coins.
The app includes a precious metal calculator showing current melt values for silver and gold coins based on spot prices.
Pros:
- Works completely offline with included prices
- Free expert appraisal service via email
- Precious metal calculator for melt values
Cons:
- Paid app ($2.99-$5.99)—not free
- iOS only—no Android version
- S. coins only with no international coverage
8. HeritCoin
HeritCoin uses AI and expert knowledge to identify coins and banknotes through photo recognition. In a market saturated with aggressive subscription models, HeritCoin stands out as genuinely free—you can use core features without mandatory purchases or trial periods converting to paid plans.
The app creates 3D coin models providing unique visual perspectives. It handles both coins and banknotes, broadening utility beyond pure numismatics.
For users seeking professional opinions, HeritCoin connects you with expert appraisal services for authentication and detailed valuation. A transaction feature facilitates buying and selling within the app ecosystem.
Pros:
- Actually FREE without mandatory subscriptions
- 3D coin model creation feature
- Expert appraisal services available
Cons:
- Struggles with certain series like Barber coins
- Value estimates vary significantly between scans
- Cannot manually edit misidentified results
9. CoinManage
CoinManage is professional Windows coin collecting software (with Mac and iOS versions available) designed for comprehensive inventory management.
The program includes over 18,000 U.S., Canadian, and UK coin listings with 4,000+ high-resolution images. A powerful feature is PCGS barcode scanning—simply scan or enter the certification number from slabbed coins for automatic data entry including variety, grade, and serial number.
The software includes an integrated report designer, eBay completed item search, cloud backup, and automatic bullion value calculations based on current spot prices. Multiple view options let you organize by dealer, year, grade, mint mark, and purchase date.
Pros:
- PCGS barcode scanning for certified coins
- Comprehensive database with 18,000+ listings
- Cloud backup and eBay market research integration
Cons:
- Paid software (requires purchase)—not free
- Primarily desktop software, less mobile-focused
- Annual updates require additional purchase
How to Choose the Right Coin Identifier Apps
Your collecting needs determine the best free coin identifier and value app:
For U.S. collectors seeking professional-grade accuracy: CoinKnow or CoinValueChecker deliver the most precise identification with automatic error detection.
For international collectors: Coiniverse or Maktun provide global coverage with extensive international databases.
For desktop power users: OpenNumismat offers completely free, full-featured software across multiple operating systems.
For truly free mobile options: HeritCoin and Maktun provide robust features without subscription pressures.
