# MintMark® Mobile > Mobile app for authenticating precious metal products using smartphone camera scans. (iPhone/iPad app by Graphic Security Systems Corp..) - Source: https://appshunter.io/ios/app/mintmark-mobile/id6478985687 (this page in markdown: same URL + `.md`) - Developer: [Graphic Security Systems Corp.](https://appshunter.io/developer/1176688211) - Category: Business, Finance - Price: Free with in-app purchases - Rating: 5.00/5 from 7 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 18.6 · 97 MB - Languages: English - Released: 2025-02-04 - Data updated: 2026-07-08 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/mintmark-mobile/id6478985687/reviews.md ## What is MintMark® Mobile? MintMark SI™ gives collectors, investors, dealers, and precious metal owners a simple way to verify SMI products using a standard smartphone camera. Locate the MintMark SI™ circle in the center of your product, scan it with the app, and confirm authenticity in seconds. Built in collaboration with Graphic Security Systems Corporation, an advanced authentication technology company with decades of experience developing hidden-image security features for governments and high-security applications worldwide. Scan to Reveal “VALID” for Authentication Quickly confirm authenticity from your smartphone. Anti-Counterfeit Protection & Hidden-Image Security Helps protect against fake coins, rounds, and bullion bars. Designed with GSSC technology that cannot be easily duplicated or reproduced. No Special Equipment Authenticate using a standard smartphone camera. Supports eligible Sunshine Minting coins, rounds, and bullion bars. Fast and Simple Locate the MintMark SI™ circle, scan, and verify Eligible Sunshine Minting Products Supported by MintMark SI™ Gold Products, Au Gold Bars 1g Gold Bar 2g Gold Bar 2.5g Gold Bar 5g Gold Bar 10g Gold Bar 20g Gold Bar 100g Gold Bar 1/2 oz Gold Bar 1 oz Gold Bar 5 oz Gold Bar Gold Rounds 1/20 oz Gold Round 1/10 oz Gold Round 1/4 oz Gold Round 1/2 oz Gold Round 1 oz Gold Round Silver Products, Ag Silver Bars 1/2 oz Silver Bar 1 oz Silver Bar 5 oz Silver Bar 10 oz Silver Bar 1 Kilo Silver Bar 50 oz Silver Bar 100 oz Silver Bar Silver Rounds 1/2 oz Silver Round 1 oz Eagle Silver Round 1 oz Sunshine Silver Round 1 oz Liberty Silver Round 1 oz Buffalo Silver Round 2 oz Sunshine Silver Round 5 oz Silver Round 10 oz Silver Round ## Key features - Verify product authenticity - Scan security features - Anti-counterfeit protection - Supports gold and silver products - Uses standard smartphone camera - Fast and simple verification ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | All Access | $19.99 | per year | ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/mintmark-mobile/id6478985687/reviews.md ### 5/5 — SO COOL 😎 *2026-06-04* MintMark Mobile is the first app I've used that can validate the physical coin as genuine. Seeing the 'Valid' shown on my phone gave me confidence in the product and so I bought 4 1oz Silver Rounds! ### 5/5 — Great app *2026-06-04* This app immediately revealed hidden security features on the gold rounds. Works great! The security feature is really cool and gives you confidence that the bullion is authentic. ### 5/5 — Gamechanger *2026-06-03* Works great! Gives me confidence that my SMI products are genuine. Fast, accurate & easy to use. Highly recommend. ### 5/5 — MintMark Mobile: Fast, Easy, and Reliable Bullion Authentication *2026-06-03* MintMark Mobile is a fantastic app that works exactly as promised. It’s incredibly easy to use, authenticates my SMI coins and bullion quickly and accurately, and gives me full confidence that my products are genuine. The technology feels like magic — fast, simple, and reliable. Highly recommended for collectors and investors! ### 5/5 — See is believing! *2026-06-03* The MintMark Mobile app lets me know I’m buying the real McCoy. ## Frequently asked questions about MintMark® Mobile ### What is MintMark Mobile used for? MintMark Mobile is used to verify the authenticity of eligible Sunshine Minting precious metal products. It scans a special security feature on the product to confirm it is genuine and not a counterfeit. ### How does MintMark Mobile protect against counterfeits? The app utilizes advanced authentication technology developed by Graphic Security Systems Corporation. This technology includes hidden-image security features that are difficult to duplicate, helping to protect against fake coins, rounds, and bullion bars. ### What types of precious metals does MintMark Mobile support? MintMark Mobile supports a variety of eligible Sunshine Minting gold and silver products. This includes gold bars, gold rounds, silver bars, and silver rounds in various weights and denominations. ### Do I need special equipment to use MintMark Mobile? No, you do not need any special equipment. MintMark Mobile is designed to work with a standard smartphone camera, making authentication quick and accessible. ### Is MintMark Mobile available on Android devices? Based on the provided data, MintMark Mobile is currently only supported on iPhone devices. Compatibility with other platforms may be considered in future updates. ### How often is MintMark Mobile updated? The latest version of MintMark Mobile was released on June 9, 2026, indicating a recent update. The app is actively maintained by Graphic Security Systems Corp. ### What is the user rating for MintMark Mobile? MintMark Mobile has received an excellent rating of 5.0 stars from 7 user ratings, suggesting a high level of user satisfaction with its functionality and performance. ### Does MintMark Mobile have ads? No, MintMark Mobile does not contain advertisements. The app is free to download and use without any ad interruptions. ## Version history (last 4 releases) ### v1.5.3 — 2026-06-09 • Improved camera focus for faster and more reliable scanning. • Enhanced scan-angle performance to help capture the MintMark SI™ circle more easily. • Expanded capture capabilities for different product sizes, finishes, and surfaces. • Improved detection of the hidden-image authentication feature. • Faster scan response when revealing “VALID.” • Better performance in varying lighting conditions. • Smoother authentication experience for supported SMI products. • Expanded support for additional SMI gold and silver products, including bar and round sizes. • General app performance improvements and bug fixes. ### v1.5.2 — 2026-06-03 • Improved camera focus for faster and more reliable scanning. • Enhanced scan-angle performance to help capture the MintMark SI™ circle more easily. • Expanded capture capabilities for different product sizes, finishes, and surfaces. • Improved detection of the hidden-image authentication feature. • Faster scan response when revealing “VALID.” • Better performance in varying lighting conditions. • Smoother authentication experience for supported SMI products. • Expanded support for additional SMI gold and silver products, including bar and round sizes. • General app performance improvements and bug fixes. ### 1.3.1 — 2025-05-17 Added support for iPhone 16 series devices. ### 1.3 — 2025-02-04 No release notes. ## Apps similar to MintMark® Mobile | App | Rating | Price | Category | | --- | --- | --- | --- | | [Gold Silver Premium Calculator](https://appshunter.io/ios/app/gold-silver-premium-calculator/id6630364624) | — | Free | Business | | [Thunai AI](https://appshunter.io/ios/app/thunai-ai/id6740311760) | — | Free | Business | | [Drop The Coins](https://appshunter.io/ios/app/drop-the-coins/id1571295210) | 5.0 (8) | Free | Business | | [Valara](https://appshunter.io/ios/app/valara/id6757487712) | 5.0 (5) | Free | Business | | [Patriot America Title Services](https://appshunter.io/ios/app/patriot-america-title-services/id6476573861) | 5.0 (1) | Free | Business | ## More apps by Graphic Security Systems Corp. - [BrandMark](https://appshunter.io/ios/app/brandmark/id1176688212) - [CQR Scanner](https://appshunter.io/ios/app/cqr-scanner/id1606242074) - [Digital Stamp Decoder](https://appshunter.io/ios/app/digital-stamp-decoder/id1671241165) All apps by Graphic Security Systems Corp.: https://appshunter.io/developer/1176688211 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-08.*