MrRock：Kids Stone Identifier
Offline Rock, Gem & Crystal ID
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
No subscription. No ads. No Wi-Fi needed. MrRock is the offline rock identifier built just for curious kids aged 8-15.
Snap a photo of any rock, stone, gem, crystal, or fossil - and learn what it is in under 2 seconds, 100% on your device.
Parent-approved. Kid-loved. No strings attached.
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INSTANT IDENTIFICATION
Point your camera at any stone. MrRock's on-device AI recognizes it instantly - no signal, no Wi-Fi, no waiting.
KID-FRIENDLY LEARNING
Every result comes with easy facts: how the rock formed, where it's found, why it's special. Curiosity, fed.
WORKS ANYWHERE
Trails, riverbeds, beaches, backyards - MrRock runs 100% offline, so the adventure never stops.
SAFE & PRIVATE
No ads. No pop-ups. No chat. No data collection. Fully COPPA-compliant. Nothing leaves the device.
BUILD YOUR COLLECTION
Save every find. Unlock badges - First Fossil, 50 Minerals, Crystal Hunter, and more.
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WHAT MrRock IDENTIFIES
- Rocks: igneous, sedimentary, metamorphic
- Minerals: quartz, pyrite, mica, galena & 500+ more
- Gemstones: amethyst, agate, jade, turquoise
- Crystals: rose quartz, citrine, geodes
- Fossils: ammonites, trilobites, petrified wood
- Meteorites: iron, stony, stony-iron
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PERFECT FOR
- Family hikes and camping trips
- School science projects
- Beach days and treasure hunts
- Homeschool geology & STEM learning
- Scout badges and nature clubs
- Young rockhounds and budding geologists
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WHY PARENTS LOVE IT
* No subscription, no paywalls - one app, all features
* Zero ads, zero in-app purchases aimed at kids
* 100% offline - no data costs, no Wi-Fi worries
* No chat, no social features - nobody can contact your child
* Reviewed by certified geologists
* COPPA compliant - zero personal data collected
WHY KIDS LOVE IT
* Mr. Rock, a cartoon guide with terrible rock puns
* Earn badges, build streaks, grow your collection
* Works on the move - no "no internet" screens
* Like having a geologist friend in your pocket
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Start exploring the world under your feet.
Download MrRock - your kid's first geology adventure.
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Questions? hello@inature.app
Privacy: inature.app/mrrock/privacy
Updated the recognition model and improved the overall user experience.
The developer, Zhuoben Tech, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Nanjing Zhuoben Technology Co., Ltd
- Size
- 126.9 MB
- Category
- Education
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- DrRock Lifetime $27.99
- 20 Scans Pack $2.99
- DrRock Lifetime $15.99
- 5 Scans Pack $0.99
- Copyright
- © 2026 BINGHE Inc