Comparison

Rock Identifier Stone Scanner+ vs Gem Identifier gemstone AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Rock Identifier Stone Scanner+

Identify rocks, crystals, and gemstones instantly by uploading a photo. Access a comprehensive library of geological information and get answers from an AI expert. Organize your finds and build a personal collection.

Highlights
  • Instant photo identification of rocks and minerals
  • Comprehensive stone and crystal library
  • AI-powered geological expert assistant
  • Personal rock collection and wishlist
  • Identification accuracy up to 99%
Features
Read full description

Simply take or upload a photo of a mysterious rock, crystal, mineral or gemstone and this app will tell you all about it in seconds. “Rock Identifier Stone ID AI” will be a powerful tool for people who are curious about geological surroundings. Key features: Rock Identifier Take a photo and get an instant 99% accurate identification. This scanner technology can recognize thousands of rock types and helps identify, examine and explore the characteristics or components. Stone Library Rock enthusiasts can quickly search all the rock and crystal there is and helpful information about them in our organized list. Personal Rock Assistant Ask any questions and get instant answers from the AI rock expert. Just like talking with a really smart friend with professional knowledge of mineralogy and geology. One-of-a-kind Collection Display all your stone and treasures of rock hunting with the Collection function; add desirable crystals and gemstones to your wishlist; create your personal museum. Your record will be automatically saved. Download right away see the magic of rock hounding with AI assistance! Payment and subscription condition: Subscription auto-renew at the end of subscription period, unless cancelled 24-hours in advance prior to the end of the current period. The subscription fee is charged to your iTunes account at confirmation of purchase. You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. Per Apple policy, no cancellation of the current subscription is allowed during active subscription period. Once purchased, refunds will not be provided for any unused portion of the term. You can unsubscribe at any time. Terms of use: https://sites.google.com/view/minestoneid/privacy-policy Privacy policy: https://sites.google.com/view/minestoneid/terms-of-service

About

Gem Identifier gemstone AI

Instantly identify rocks, gems, stones, and minerals using AI. Explore an extensive database, manage your collection, and learn geological facts. Features offline mode for on-the-go exploration.

Highlights
  • Instant AI rock identification
  • Extensive rock and mineral database
  • Educational insights and facts
  • Personal collection manager
  • Offline identification mode
  • User-friendly design for all levels
Features
Read full description

Scan any rock, gem, stone, or mineral and identify it instantly with AI! Gem Identifier is an all-in-one identifier built for seasoned geologists all the way to complete beginners. Simply scan or upload a photo and Gem Identifier will provide accurate and in-depth results in seconds. Curious about the name of that stone you found while rockhounding? Want to learn about the unique properties of the stones and crystals in your collection? Eager to expand your knowledge of rocks and crystals? This powerful stone identifier and crystal guidebook has you covered! Features: ● Instant Rock Identification ● Simply snap a photo of any rock, and our advanced AI-powered tool will instantly identify it with high accuracy. Discover detailed information about each rock type, including its name, composition, and origins. ● Extensive Rock Database ● Access a vast library of rocks, minerals, and gemstones. Learn about their unique characteristics, where they're found, and their historical significance. ● Educational Insights ● Dive deep into the geological world with articles, quizzes, and fun facts that enhance your knowledge about rocks, minerals, fossils, and more. ● Collection Manager ● Keep track of your personal rock collection by saving and organizing identified rocks. Add notes, locations, value and photos to each entry. ● Offline Mode ●  No signal? No problem! Identify and learn about rocks even when you're offline, making it the perfect companion for your outdoor adventures. ● User-Friendly Design ●  Designed with simplicity and ease of use in mind, Gem Identifier is perfect for all ages and skill levels, from beginners to seasoned geologists. Gem Identifier was designed to help everyone explore and learn more about the geological world around them. Download the app today to start your journey into the fascinating world of stones and crystals, and train yourself to become a rock expert! Subscription information: * $39.99/year for unlimited VIP access to your personal program and full features * Payment will be charged to App Store Account at confirmation of purchase * Manage and cancel subscriptions in Account Settings. When canceling a subscription, your subscription will stay active until the end of the period. * Auto-renews 24 hours before the current period ends * Account will be charged for renewal within 24-hours prior to the end of the current period * Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase * Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription * Please note: Always consult a physician before starting any fitness program. Results may vary Privacy policy: https://sites.google.com/view/rock-app-policies/privacy-policy?authuser=0 Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact us: zach@fulminareholdings.com

Screenshots

Rock Identifier Stone Scanner+4 screens
Gem Identifier gemstone AI4 screens

Verdict

The call

The clearest difference is rating: Gem Identifier gemstone AI at 4.5 against Rock Identifier Stone Scanner+'s 1.7. Gem Identifier gemstone AI also leads on update cadence (every 5 days vs every 6 weeks) and review sentiment (75% vs 64%). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Rock Identifier Stone Scanner+ sells 3 in-app purchases, starting at $4.99 per 7 days and Gem Identifier gemstone AI sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Gem Identifier gemstone AI holds the better App Store score, 4.5 against 1.7. That said, the two scores are not equally well evidenced: Gem Identifier gemstone AI has 31 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 64% of Rock Identifier Stone Scanner+'s written reviews are positive against 75% of Gem Identifier gemstone AI's.

UpkeepUpdate frequency

Rock Identifier Stone Scanner+ ships an update every 6 weeks, Gem Identifier gemstone AI every 5 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Rock Identifier Stone Scanner+ versus Gem Identifier gemstone AI: the parameters behind the verdict, then further details
ParameterRock Identifier Stone Scanner+Gem Identifier gemstone AI
PriceFreeFree
Rating1.7 (6 ratings)4.5 (31 ratings) — better
Positive reviews64.3% of reviews75.0% of reviews — better
Number of ratings631 — better
Update frequencyEvery 6 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.212.0 — better
Further details — not scored
Size63 MB93 MB
Age rating17+4+
DeveloperPhuong Thao Vu ThiFulminare Holdings

Customer experience

Rock Identifier Stone Scanner+

All ratings6 ratings
Positive16.7%
Neutral0.0%
Negative83.3%
Written reviews14 reviews
Positive64.3%
Neutral0.0%
Negative35.7%

Gem Identifier gemstone AI

All ratings31 ratings
Positive83.9%
Neutral6.5%
Negative9.7%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

3 purchases

Rock Identifier Stone Scanner+

Subscriptions3
  • Premium Weekly$4.997 Days
  • Premium Monthly$9.991 Month
  • Premium Yearly$39.991 Year
2 purchases

Gem Identifier gemstone AI

Subscriptions2
  • Weekly subscription7 Days trial$6.997 Days
  • Yearly Subscription$39.991 Year

Questions

Is Rock Identifier Stone Scanner+ free?
Rock Identifier Stone Scanner+ is free to download, with in-app purchases available.
Is Gem Identifier gemstone AI free?
Gem Identifier gemstone AI is free to download, with in-app purchases available.
Which has better reviews, Rock Identifier Stone Scanner+ or Gem Identifier gemstone AI?
Gem Identifier gemstone AI is rated higher. Rock Identifier Stone Scanner+ averages 1.7 out of 5 from 6 ratings, while Gem Identifier gemstone AI averages 4.5 from 31 ratings.
Do Rock Identifier Stone Scanner+ or Gem Identifier gemstone AI have ads?
Neither Rock Identifier Stone Scanner+ nor Gem Identifier gemstone AI shows ads.
Which is updated more often, Rock Identifier Stone Scanner+ or Gem Identifier gemstone AI?
Rock Identifier Stone Scanner+ ships an update every 6 weeks, and Gem Identifier gemstone AI every 5 days. Most recently, Rock Identifier Stone Scanner+ was updated on October 22, 2026 and Gem Identifier gemstone AI on October 24, 2026.

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