# Wonder Rock - Cobblestone App — Rock Identifier Crystal Guide > Rock Identifier Crystal Guide (iPhone/iPad app by 小利 薛.) - Source: https://appshunter.io/ios/app/wonder-rock-cobblestone-app/id6759136669 (this page in markdown: same URL + `.md`) - Developer: [小利 薛](https://appshunter.io/developer/1675817893) - Category: Education, Reference - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 17.0 · 11 MB - Languages: American English - Released: 2026-05-02 - Data updated: 2026-10-08 ## What is Wonder Rock? **Wonder Rock** is the definitive digital companion for geologists, students, and mineral enthusiasts. Blending cutting-edge image recognition with rigorous scientific analysis, it empowers you to identify, catalog, and explore minerals and gemstones with unparalleled precision — whether you are a seasoned professional in the field or a curious beginner, Wonder Rock adapts to your needs and grows with your expertise. --- ## Core Features ### Precision Mineral Identification Move beyond simple photo recognition. Wonder Rock's **multi-dimensional identification engine** cross-references image data with physical properties such as hardness, density, cleavage, luster, and streak color, ensuring highly accurate results for specimens of all types — from common quartz to rare complex silicates. Key capabilities include: - **AI-powered visual analysis** trained on thousands of verified specimens - **Property-based filtering** to narrow candidates using measurable characteristics - **Confidence scoring** for transparent, reliable identification results ### Professional Geologist Toolkit Equip yourself with a suite of high-precision laboratory tools designed for both field and desktop use. The integrated toolkit includes: - **Density Calculator** — input mass and volume measurements to determine specific gravity with laboratory-grade accuracy - **Hardness Testing Guide** — interactive Mohs scale reference with detailed testing procedures and real-world examples - **Spectral Analysis Utilities** — professional-grade tools for interpreting spectral data and cross-referencing against known mineral signatures All tools are designed to support your field research and specimen documentation, ensuring every observation is captured with scientific rigor. ### Extensive Mineral Encyclopedia Access a comprehensive database containing **over 5,000 detailed mineral profiles**. Our optimized search engine provides instant access to: - **Chemical compositions** with formula breakdowns and elemental percentages - **Physical properties** including crystal system, habit, color range, and optical characteristics - **Geological context** explaining formation environments, associated minerals, and typical localities - **High-resolution imagery** showcasing specimens from museum collections and field discoveries Whether you are verifying a suspicious identification or simply satisfying your curiosity, the encyclopedia serves as your reliable, pocket-sized reference for any mineral inquiry. ### Trending Gemstone Highlights Stay informed on the latest gemology developments: our curated highlights cover significant new discoveries, rare specimens entering the global collecting community, market trends, emerging gemstone varieties, and behind-the-scenes insights from leading laboratories — so you never miss a moment in the ever-evolving world of mineralogy. ### Interactive Mineral Collection Map Transform your collecting experience with our interactive map: log discoveries with GPS coordinates, photos, and field notes, visualize specimen origins globally, and maintain a professional-grade digital record. Your collection is more than a cabinet of curiosities — it is a scientific record, and Wonder Rock helps you treat it that way. --- ## Subscription Service When you subscribe to the "VIP Subscription" service, you will enjoy the following benefits: 1. Unrestricted access to all features. 2. AI content recommendations based on usage habits. Payment for subscriptions is straightforward—the user's iTunes account is credited immediately after confirmation of purchase and payment. Please note that the Apple iTunes account will be automatically debited 24 hours prior to expiration. Upon successful deduction, the subscription term will be extended by one subscription cycle. User Agreement: https://www.wonderda.com/agreement.html Privacy Agreement: https://www.wonderda.com/privacy.html ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | VIP Subscription Service | $2.99 | per month | ## Is Wonder Rock safe? Not enough ratings yet to assess Wonder Rock. ## Is Wonder Rock legit? Wonder Rock - Cobblestone App appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Wonder Rock is 70 out of 100 points across 7 verification signals from App Store and developer data. ## Version history (last 2 releases) ### 2.0 — 2026-10-02 Thanks for staying with us! In this version, you'll find: 1. UI Upgrade 2. New Measurement Tools 3. Fix bugs ### 1.0 — 2026-05-02 No release notes. ## Apps similar to Wonder Rock | App | Rating | Price | Category | | --- | --- | --- | --- | | [Rock Identifier AI](https://appshunter.io/ios/app/rock-identifier-ai/id6761601015) | — | $0.29 | Education | | [StoneLens: Rock & Mineral ID](https://appshunter.io/ios/app/stonelens-rock-and-mineral-id/id6764762576) | — | Free | Education | | [Rock Identifier & Stone ID App](https://appshunter.io/ios/app/rock-identifier-and-stone-id-app/id6794416076) | — | Free | Education | | [GemRock: Stone Identifier](https://appshunter.io/ios/app/gemrock-stone-identifier/id6786309743) | — | Free | Education | | [Gemstone Identifier: GemScanAI](https://appshunter.io/ios/app/gemstone-identifier-gemscanai/id6785371339) | 4.0 (1) | Free | Education | ## More apps by 小利 薛 - [Wonder Shield - Call Filter](https://appshunter.io/ios/app/wonder-shield-call-filter/id6447752194) - [Wonder Sleep - Sleepy Sounds](https://appshunter.io/ios/app/wonder-sleep-sleepy-sounds/id6747338147) - [Wonder Quit - Smoke Free](https://appshunter.io/ios/app/wonder-quit-smoke-free/id6748075326) - [Wonder Food - Healthy App](https://appshunter.io/ios/app/wonder-food-healthy-app/id6751926165) - [Wonder TV - Control Samsung](https://appshunter.io/ios/app/wonder-tv-control-samsung/id6752973759) - [Wonder Lock - Lock Apps](https://appshunter.io/ios/app/wonder-lock-lock-apps/id6753611058) All apps by 小利 薛: https://appshunter.io/developer/1675817893 --- *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 2026-10-08.*