Comparison

Stone Identifier vs Rock ID

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

Head to head
About

Stone Identifier

Instantly identify rocks, stones, gems, and crystals by taking a photo or uploading an image. Get accurate results in seconds with a rich database and user-friendly interface. Perfect for both geologists and enthusiasts.

Highlights
  • Identify Rocks, Gems, and Crystals
  • Accurate identification results
  • Fast and convenient tool
  • Extensive learning database
  • User-friendly interface
  • Record geological findings
Features
Read full description

Rock Identifier app will help you to identify the most common Rocks, Stones, Gems & Crystals - just take a photo or download from the gallery and get the result in a couple of seconds. It doesn't matter who you are - a geologist or just an amateur seeker - this app is suitable for absolutely everyone. If you want to get the necessary and accurate information about stones, crystals and gems in the most convenient way for you, then this is exactly what you were looking for. Rock Identifier app features: - Identification of Rocks, Gems and Crystals - Accurate results of identification. - Convinient and fast tool which is always at hand. - Rich learning database of Rocks, Gems & Crystals. - Beautiful & user-friendly interface. - Possibility to record your geological findings and observations. Terms of Use: https://appslabs.org/terms-of-service/ Privacy Policy: https://appslabs.org/privacy-policy/

About

Rock ID

Instantly identify rocks, minerals, and gems by snapping a photo. Explore detailed profiles, manage your personal collections, and keep a log of all your discoveries. Become a geology expert with this comprehensive guide.

Highlights
  • Instant AI-powered stone identification
  • Vast catalog of rock profiles
  • Personal rock and mineral collections
  • Detailed history of identifications
  • Learn rock composition and origin
  • Distinguish real gems from fakes
Read full description

If you’re looking for an app to help you identify rocks and track your mineral collection, you’ve struck gold! Rock ID is an ultimate package of features that lets you manage your assortment of rocks and pick up some essential geology facts along the way. 1. Identify any unknown stones and minerals instantly! Having a hard time trying to identify the weird rock you’ve come across? Unsure if you’re about to purchase a genuine obsidian stone or a worthless imitation? Let Rock ID solve the mystery for you! Just snap a picture of any stone or mineral, and the app’s rock identifier will effortlessly recognize it. Rock ID can even distinguish a real diamond from a fake one. 2. Learn more about various types of rocks! Eager to get to know your rocks in a more effective way? Rock ID can help you with that! Each mineral, gem, rock, and stone in the app’s vast catalog has a descriptive profile. There, you can learn the composition of different rocks, their origin, and if they’re considered valuable. You can also discover if they have any historical or modern use and enjoy a list of intriguing facts about them. 3. Build and manage your rock collections! Want to keep track of your extensive rock collection in one place? Rock ID is the solution you’re looking for! You can easily arrange your collections of rocks, minerals, gems, and crystals and access each of them instantly, view essential information, or shuffle your collections however you desire! 4. Keep track of all your discoveries! Unsure if you’ve already seen that mineral? Rock ID will remember each identified rock for you! The app keeps a lengthy log of all snaps you take, making it virtually impossible to lose any valuable discovery. 5. Why choose Rock ID? • Instant rock identifier powered by AI • Vast catalog of rock profiles • Personal collections of rocks and minerals • Detailed history of all identifications With Rock ID, you’ll become a geology expert in no time! Let the app become your trusty source of mineral knowledge and leave the days of struggling with rock identification behind. Subscribe to Rock ID Premium to get unlimited access to all the app’s features: • Subscriptions are billed weekly, monthly, or annually at the rate depending on the subscription plan. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. All personal data is protected in accordance with the Terms of Use and Privacy Policy: http://aiby.mobi/rockid_ios/terms/ http://aiby.mobi/rockid_ios/privacy/ For any questions or inquiries, please use our customer support form at http://aiby.mobi/rockid_ios/support/

Screenshots

Stone Identifier4 screens
Rock ID4 screens

Verdict

The call

The clearest difference is ads: Rock ID at none against Stone Identifier's shown. Rock ID also leads on update cadence (monthly vs every 3 months) and review sentiment (37% vs 23%). On price, rating, ratings volume and in-app purchases 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. Stone Identifier sells 10 in-app purchases, starting at $2.99 per 7 days and Rock ID sells 13 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.3 for Stone Identifier against 4.4 for Rock ID. Both are backed by a comparable volume of ratings — 1.1K and 3.1K respectively. Written reviews are what separate them: 23% of Stone Identifier's written reviews are positive against 37% of Rock ID's.

UpkeepUpdate frequency

Stone Identifier ships an update every 3 months, Rock ID monthly. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

Scorecard3 real differences · 7 level
Stone Identifier versus Rock ID: the parameters behind the verdict, then further details
ParameterStone IdentifierRock ID
PriceFreeFree
Rating4.3 (1.1K ratings)4.4 (3.1K ratings) — better
Positive reviews23.0% of reviews37.3% of reviews — better
Number of ratings1.1K3.1K — better
Update frequencyEvery 3 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone
Requires iOS16.616.0 — better
Further details — not scored
Size64 MB48 MB
Age rating4+4+
DeveloperApps LabsAIBY

Customer experience

Stone Identifier

All ratings1,061 ratings
Positive81.8%
Neutral4.7%
Negative13.5%
Written reviews87 reviews
Positive23.0%
Neutral4.6%
Negative72.4%

Rock ID

All ratings3,067 ratings
Positive83.6%
Neutral5.1%
Negative11.3%
Written reviews177 reviews
Positive37.3%
Neutral4.5%
Negative58.2%

User reviews

Stone Identifier

From 1.1K App Store ratings

What we love

  • ⭐ Accurate rock identification
  • 🔍 Comprehensive mineral classification
  • 👍 User-friendly interface

Room to improve

  • 🤔 Inconsistent or inaccurate results
  • 💰 Paywall for full functionality
  • 🚫 Limited free scans
  • 📚 Inability to identify rare/mixed gems

Rock ID

From 3.1K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Instant identification
  • 💡 Extensive stone library
  • 🎓 Helpful for education

Room to improve

  • 🐛 Inconsistent identification accuracy
  • 💰 Paywall after limited free scans
  • 🤔 Questionable reliability for valuable stones
  • 📷 Camera quality issues for small gems

Bugs and requests

Stone Identifier

Reported bugs

2 issues
  • Misidentifies known mineral samples
  • Provides incorrect or confusing results

Requested features

4 requests
  • Expand free scan limit
  • Improve accuracy and precision
  • Add history/save feature
  • Enhance identification for rare/mixed gems

Rock ID

Reported bugs

3 issues
  • Incorrect identification of common stones
  • Failure to recognize obvious stone types
  • Inability to scan certain stones

Requested features

4 requests
  • More detailed stone information
  • Improved identification accuracy
  • Ability to manually correct misidentifications
  • Option to disable paywall for limited use

In-app purchases

10 purchases

Stone Identifier

Subscriptions10
  • Rock Identifier3 Days trial$2.997 Days
  • Rock ID$2.997 Days
  • Rock Identifier3 Days trial$6.997 Days
Show 7 more
  • Rock ID$6.997 Days
  • Sale annual subscription$9.991 Year
  • Rock Identifier$9.991 Month
  • Stone ID$14.991 Month
  • Stone Identifier$19.991 Year
  • Rock ID$19.991 Year
  • Stone Identifier$39.991 Year
13 purchases

Rock ID

Subscriptions13
  • Rock ID PRO3 Days trial$4.997 Days
  • Rock ID PRO$4.997 Days
  • Weekly access (3 days trial)3 Days trial2 variants$5.997 Days
Show 10 more
  • Weekly access2 variants$5.997 Days
  • Weekly access (3 days trial)3 Days trial$6.997 Days
  • Weekly access$6.997 Days
  • Rock ID PRO$6.997 Days
  • Rock ID PRO3 Days trial$6.997 Days
  • Yearly premium subscription$19.991 Year
  • Yearly access (3 days trial)3 Days trial$19.991 Year
  • Yearly premium subscription$29.991 Year
  • Rock ID PRO2 variants$29.991 Year
  • Yearly premium subscription2 variants$39.991 Year

Questions

Is Stone Identifier free?
Stone Identifier is free to download, with in-app purchases available.
Is Rock ID free?
Rock ID is free to download, with in-app purchases available.
Which has better reviews, Stone Identifier or Rock ID?
Rock ID is rated higher. Stone Identifier averages 4.3 out of 5 from 1.1K ratings, while Rock ID averages 4.4 from 3.1K ratings.
Do Stone Identifier or Rock ID have ads?
Stone Identifier shows ads; Rock ID does not.
Which is updated more often, Stone Identifier or Rock ID?
Stone Identifier ships an update every 3 months, and Rock ID monthly. Most recently, Stone Identifier was updated on October 24, 2026 and Rock ID on October 23, 2026.

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