MrRock：Kids Stone Identifier
MrRock：Kids Stone Identifier Summary
MrRock：Kids Stone Identifier is a free, with in-app purchases iOS app in Education by Qiang Dai. Released in May 2026 (2 months ago). Store last updated May 9, 2026
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App Description
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