# RockFinder AI > AI-powered rock and mineral identification with personal collection building. (iPhone/iPad app by 毅 何.) - Source: https://appshunter.io/ios/app/rockfinder-ai/id6761986407 (this page in markdown: same URL + `.md`) - Developer: [毅 何](https://appshunter.io/developer/1886152652) - Category: Utilities - Price: Free with in-app purchases - Rating: 4.90/5 from 12 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 17.0 · 97 MB - Languages: American English, Arabic, Filipino, French (France), German (Germany), Hindi, Italian, Japanese, Korean, Brazilian Portuguese and 6 more - Released: 2026-04-13 - Data updated: 2026-08-23 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/rockfinder-ai/id6761986407/reviews.md ## What is RockFinder AI? Ever picked up a beautiful rock and wondered what it was? RockFinder uses AI to identify rocks, minerals, crystals, and gemstones instantly from a photo. IDENTIFY ROCKS & MINERALS Simply take a photo or choose one from your library. Our AI analyzes the specimen's color, texture, luster, and crystal structure to help identify it, from common quartz to rare turquoise. BUILD YOUR COLLECTION Save every identified specimen to your personal collection. Add notes, track rarity, and see your growing catalog of discoveries. ROCK ENCYCLOPEDIA Browse 40+ rocks and minerals with detailed profiles including hardness, chemical formula, crystal system, luster, where to find them, and fun facts. IDENTIFICATION DETAILS Each result includes rock name, type, Mohs hardness, chemical formula, color, rarity rating, AI confidence score, and an interesting fun fact. ROCKFINDER PREMIUM SUBSCRIPTION RockFinder includes optional auto-renewable subscriptions through Apple In-App Purchase. RockFinder Premium unlocks unlimited rock and mineral identification, so you can scan, save, and revisit every specimen you find without the free identification limit. Available subscription options may include: - Weekly Access: introductory first period may be offered at $0.29, then $19.99 per week - Yearly Access: $39.99 per year Exact prices, subscription duration, renewal terms, and any introductory offer are shown clearly on the purchase screen before you confirm payment. Prices may vary by country or region according to App Store pricing. SUBSCRIPTION TERMS Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage or cancel your subscription anytime in your App Store account settings after purchase. If you already purchased RockFinder Premium, you can use Restore Purchases in the app to restore your active subscription. FREE USE RockFinder can be used without an account. Free users may receive a limited number of AI identifications. Upgrading to RockFinder Premium removes the identification limit and enables unlimited rock identification. PRIVACY & DATA RockFinder is designed with privacy in mind. Your saved collection and notes are stored locally on your device. Photos selected or captured for identification are used to provide the rock and mineral identification feature. No account is required to use the app. RockFinder may use Apple in-app purchase information to process subscriptions, restore purchases, and verify Premium access. The app may also use device and attribution information to support app functionality, analytics, fraud prevention, and service improvement as described in the Privacy Policy. Privacy Policy: https://docs.google.com/document/d/1-v6U9QuGvD9yOPMvFxu4MXEZil9gcZfnfzZrDPINZGU/edit?usp=sharing Terms of Use: https://docs.google.com/document/d/1tG0LF0XpqOmhd7Ju4BNU-1ztihV-WKdPPCKoWpHO6yg/edit?tab=t.0 Key Features: - AI-powered rock and mineral identification - Camera and photo library support - Optional RockFinder Premium subscription - Unlimited identification with Premium - Restore Purchases support - Personal specimen collection with notes - 40+ species in built-in encyclopedia - Igneous, sedimentary, metamorphic rocks and gemstones - Mohs hardness and chemical formula data - Beautiful earth-toned dark design - Works on iPhone and iPad - No account required - Local collection storage on your device Whether you're a geology student, rock hound, crystal collector, or just curious about a stone you found on a hike, RockFinder is your pocket geology expert. ## Key features - AI-powered rock identification - Identify from photos - Build personal collection - Detailed rock profiles - Rock encyclopedia - Mohs hardness, chemical formula, rarity ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Rock.Finder-weekly | $19.99 | per 7 days | | Rock.Finder-yearly | $39.99 | per year | | Rock.Finder-yearly | $89.99 | per year | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/rockfinder-ai/id6761986407/reviews.md ### 5/5 — Awesome app *2026-05-25* This app has been an amazing help in learning about rocks and growing my collection. It taught me the fundamentals of identification, and I still use it alongside my own research to learn more. I love how it lets me catalog every new rock I find, making my hobby feel organized and fun. While no app can be 100% accurate every time (rocks are tricky!), this one is still my favorite tool. If you’re new to rock collecting, it’s such a great starting point — it’ll get you hooked, guaranteed! ## Frequently asked questions about RockFinder AI ### How does RockFinder identify rocks? RockFinder uses AI to analyze a photo of a rock, considering its color, texture, luster, and crystal structure to provide an identification. The AI also provides a confidence score for each identification. ### Can I save the rocks I identify with RockFinder? Yes, you can save every identified specimen to your personal collection within RockFinder. You can add notes and track the rarity of your discoveries. ### What information does RockFinder provide about identified rocks? Each identification result includes the rock's name, type, Mohs hardness, chemical formula, color, rarity rating, AI confidence score, and an interesting fun fact. ### Does RockFinder have a subscription for unlimited identification? Yes, RockFinder offers an optional auto-renewable subscription called RockFinder Premium. This subscription unlocks unlimited rock and mineral identification, allowing you to scan, save, and revisit specimens without the free identification limit. ### What are the subscription options and prices for RockFinder Premium? Subscription options may include weekly access for $19.99 per week and yearly access for $39.99 per year. Exact prices, duration, and introductory offers are displayed on the purchase screen before confirming payment. ### How do I manage or cancel my RockFinder Premium subscription? You can manage or cancel your subscription at any time in your App Store account settings after purchase. Auto-renewal can be turned off at least 24 hours before the end of the current billing period. ### Is RockFinder safe for children? RockFinder is rated for ages 4 and up, making it suitable for younger users interested in learning about rocks and minerals. The app is designed with privacy in mind, storing your collection and notes locally on your device. ### How often is RockFinder updated? The latest version of RockFinder is 1.1.4, and it was last updated on June 5, 2026. This indicates regular updates to improve functionality and add new features. ## Version history (last 5 releases) ### 1.4.2 — 2026-08-10 Uncover the secrets of your stones with our latest update! We’ve added Real vs. Fake authentication, Estimated Value insights, and detailed physical and chemical properties for every mineral. Explore your personal connection to gems with our new Zodiac and Birthstone guides, and enjoy fascinating reads in the brand-new Articles section. Update now for a smarter, deeper rock-hunting experience! ### 1.4.0 — 2026-07-28 Uncover the secrets of your stones with our latest update! We’ve added Real vs. Fake authentication, Estimated Value insights, and detailed physical and chemical properties for every mineral. Explore your personal connection to gems with our new Zodiac and Birthstone guides, and enjoy fascinating reads in the brand-new Articles section. Update now for a smarter, deeper rock-hunting experience! ### 1.2.0 — 2026-07-22 Uncover the secrets of your stones with our latest update! We’ve added Real vs. Fake authentication, Estimated Value insights, and detailed physical and chemical properties for every mineral. Explore your personal connection to gems with our new Zodiac and Birthstone guides, and enjoy fascinating reads in the brand-new Articles section. Update now for a smarter, deeper rock-hunting experience! ### 1.1.4 — 2026-06-05 Improves rock identification and collection management with clearer results, smoother image handling, and better overall stability. ### 1.1.3 — 2026-05-29 Improves rock identification and collection management with clearer results, smoother image handling, and better overall stability. ## More apps by 毅 何 - [DreamReel](https://appshunter.io/ios/app/dreamreel/id6761836475) - [ToothFinder](https://appshunter.io/ios/app/toothfinder/id6761913117) - [BugSnap - Insect Identifier](https://appshunter.io/ios/app/bugsnap-insect-identifier/id6762184837) - [ShroomSnap](https://appshunter.io/ios/app/shroomsnap/id6762202075) - [PawSnap](https://appshunter.io/ios/app/pawsnap/id6762266797) All apps by 毅 何: https://appshunter.io/developer/1886152652 ## Related topics [rocks healing](https://appshunter.io/ios/topics/rocks-healing) --- *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 2026-08-23.*