Comparison

Rock Identifier App 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 App

Identify rocks and minerals instantly by taking a photo. Explore geological information, build a personal collection, and learn about earth science. This app offers a comprehensive guide to stones and crystals, aiding in geological exploration and documentation.

Highlights
  • Instant rock identification via photo
  • Build and manage a personal stone collection
  • Detailed geological information
  • Learn about earth, fossils, and crystals
  • Record geological observations
  • Comprehensive crystal and rock guide
Features
Read full description

Simply take a photo of any rock and Rock Identifier will tell you all about it in seconds. Explore your geological surroundings, learn about different rocks, and engage with the natural world with Rock Identifier! Start exploring, learning and saving your own personal stone collection with Rock/gemstones Identifier Mineral Finder ! Rock/gemstones Identifier pierre allows you to create your own customized rock collection. Carry your favorite rocks with you all the time! Key feature: - Simple to use. - The display is user-friendly and easy to use. - Fast,reliable and accurate identification. - Create your favorite rock and crystal collection. - Learn more about earth, fossils, diamonds, rocks and crystals. - Record your geological observations, easily build your own rock collection in the app. - Support camera to take pictures of gemstones. - An outstanding photo identification accuracy rate. - Energy, chakra meditation and healing guide via stones and crystals. - Identify many kinds of rocks. - An impressive accuracy rate for photo identification. - Identify many types of stones by Rock Identifier. - Rich data source on many types of rocks including special stones. - Find out more information about any Crystal identifier Stone. - Rich learning source about rocks. - Comprehensive crystal & rock guide - An user-friendly display with a well-organized design. - Very efficient, fast and good performance. - Added more content/resources for learning about geology - gemstone identifier. Stone identifier: Rock scanner & Crystal guide app can save your searching history so that you can review all the stones you searched for faster, more quickly, and conveniently. Gemius is a rock scanner and a comprehensive guide that has all you need to know about rocks/fossil. With its rich encyclopedia, you can learn about types of rocks, physical, chemical properties and use cases. Find detailed insights about rocks and find informative articles that will equip you with more knowledge about rocks. So That's how you can become a ROCK EXPERT. Geology Today is published on behalf of The Geologists’ Association earth sciences and The Geological Society of London. This application aims to satisfy your curiosity about crystals and stones around us. Explore, learn about, and document your geologic/structural geology surroundings! Rock & Crystal Identifier allows you to identify rocks with photos, explore and learn more about the geologic record, contribute your own observations, and record your journey through the geologic record. Subscription Details: 1. One Monthly - Subscription price: $9.99 2. One Year - Subscription price: $29.99 3. Life Time - Subscription price: $49.99 Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal No cancellation of the current subscription is allowed during active subscription period Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Note:- Privacy Policy :- https://www.privacypolicycenter.com/shreyas_patel_ios/privacy.html Terms Of User :- https://www.privacypolicycenter.com/view_custom.php?v=ZGRGOTU2SVArbzZRclBJOVZMWktsdz09&n=Terms-Of-Use

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 App4 screens
Gem Identifier gemstone AI4 screens

Verdict

The call

The clearest difference is review sentiment: Gem Identifier gemstone AI at 75% against Rock Identifier App's 22%. Gem Identifier gemstone AI also leads on rating (4.5 vs 2.1) and ads (none vs shown). On price, in-app purchases, monetization model and device support 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 App sells 3 in-app purchases, starting at $5.99 per month 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 2.1. Both are backed by a comparable volume of ratings — 10 and 31 respectively. Written reviews point the same way: 22% of Rock Identifier App's written reviews are positive against 75% of Gem Identifier gemstone AI's.

UpkeepUpdate frequency

Rock Identifier App ships an update every 2 months, Gem Identifier gemstone AI every 5 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Rock Identifier App versus Gem Identifier gemstone AI: the parameters behind the verdict, then further details
ParameterRock Identifier AppGem Identifier gemstone AI
PriceFreeFree
Rating2.1 (10 ratings)4.5 (31 ratings) — better
Positive reviews22.2% of reviews75.0% of reviews — better
Number of ratings1031 — better
Update frequencyEvery 2 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size46 MB93 MB
Age rating4+4+
DeveloperShreyaskumar PatelFulminare Holdings

Customer experience

Rock Identifier App

All ratings10 ratings
Positive20.0%
Neutral0.0%
Negative80.0%
Written reviews9 reviews
Positive22.2%
Neutral0.0%
Negative77.8%

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 App

Subscriptions2
  • Monthly Premium Access$5.991 Month
  • Yearly Premium Access3 Days trial$9.991 Year
One-time1
  • Life Time Access$12.99
2 purchases

Gem Identifier gemstone AI

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

Questions

Is Rock Identifier App free?
Rock Identifier App 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 App or Gem Identifier gemstone AI?
Gem Identifier gemstone AI is rated higher. Rock Identifier App averages 2.1 out of 5 from 10 ratings, while Gem Identifier gemstone AI averages 4.5 from 31 ratings.
Do Rock Identifier App or Gem Identifier gemstone AI have ads?
Rock Identifier App shows ads; Gem Identifier gemstone AI does not.
Which is updated more often, Rock Identifier App or Gem Identifier gemstone AI?
Rock Identifier App ships an update every 2 months, and Gem Identifier gemstone AI every 5 days. Most recently, Rock Identifier App was updated on November 3, 2026 and Gem Identifier gemstone AI on October 30, 2026.

Other comparisons