Comparison

Rock Identifier vs Gem Identifier

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

Head to head
About

Rock Identifier

Identify rocks, minerals, crystals, and gemstones instantly with a photo. Get detailed information on properties, hardness, and value. Learn to distinguish authentic stones from imitations.

Highlights
  • Instant rock, mineral, crystal & gemstone identification
  • Detailed stone information (name, hardness, properties)
  • Estimated gemstone value ranges & rarity insights
  • Authenticity indicators for imitations/treatments
  • Compare similar stones
  • Save favorites and build a collection
Features
Read full description

Discover the fascinating world of rocks, minerals, crystals, and gemstones with Rock Identifier — your smart rock identification and analysis app. Simply take a photo of any rock, mineral, crystal, or gemstone, and get instant identification using advanced image recognition. Learn the stone’s name, hardness (Mohs scale), physical properties, crystal type, and similar stones in seconds. Beyond identification, Rock Identifier helps you understand a stone’s potential value and authenticity indicators. Explore estimated value ranges, rarity information, and visual clues that may help distinguish natural stones from imitations or treated crystals. Whether you’re a collector checking a gemstone, a student learning geology, or someone wondering if a found stone is real or fake, Rock Identifier gives you clear, educational insights you can trust. From common minerals like quartz and calcite to rare crystals and valuable gemstones, gain knowledge, background, and comparison data — all in one powerful rock scanner app. Perfect for rockhounds, collectors, students, hobbyists, and nature lovers, Rock Identifier turns curiosity into confidence. Key Features: • Instant rock, mineral, crystal & gemstone identification • Detailed info: name, hardness, properties, and structure • Estimated gemstone value ranges & rarity insights • Authenticity indicators to help spot imitations or treatments • Compare similar stones & common look-alikes • Discover natural vs synthetic stone characteristics • Save favorites and build your personal collection • Ideal for learning, collecting, and outdoor exploration Premium Features: • Fake vs Real analysis • Stone value estimation • Unlimited scans Privacy Policy: https://drive.google.com/file/d/184sf2Bd2ahP_Is_M2o0XehfGm1bExLSY/view?usp=sharing Terms of Use: https://drive.google.com/file/d/1ex1HvoOrjpGWr2cvWuqdtO1vKp2VXSUa/view?usp=sharing Scan stones, estimate value, and learn how to recognize real vs imitation crystals — all from your phone.

About

Gem Identifier

Identify gemstones and estimate their value using AI. Simply snap a photo to get instant results, learn about geological origins, and discover similar stones. Ideal for collectors and jewelers alike.

Highlights
  • Instant AI gemstone identification
  • Identify precious and semi-precious stones
  • Learn geological origins and history
  • Receive estimated market values
  • Recommendations for similar gemstones
  • Beginner-friendly interface
Features
Read full description

Discover the beauty and value hidden inside every gemstone with Rock Detector, the powerful AI-driven identifier and appraiser. Simply take a photo of any stone to receive accurate results in seconds. Key Features: • Instant AI gemstone identification from a photo • Identify precious and semi-precious stones including diamonds and opals • Learn geological origins and historical background • Receive realistic estimated market values • Get smart recommendations for similar gemstones • Beginner-friendly interface for collectors and jewelers Whether you inherited a piece of jewelry, found a unique mineral while traveling, or are a professional collector, Rock Detector helps you uncover the story and value behind every gem. Join thousands of enthusiasts exploring the world of geology. Download now and turn every stone into a fascinating discovery. ——— Links & Legal ——— • Terms of Use: https://inandev.app/p/rock-detector/terms • Privacy Policy: https://inandev.app/p/rock-detector/privacy • EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Rock Identifier4 screens
Gem Identifier4 screens

Verdict

The call

The clearest difference is rating: Gem Identifier at 5.0 against Rock Identifier's 4.5. Rock Identifier's advantage is ratings volume (234 vs 1). 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 sells 3 in-app purchases, starting at $6.99 per 7 days and Gem Identifier sells 3 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

Gem Identifier holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Rock Identifier has 234 ratings behind it against 1, so its average is the more settled of the two.

Scorecard2 real differences · 8 level
Rock Identifier versus Gem Identifier: the parameters behind the verdict, then further details
ParameterRock IdentifierGem Identifier
PriceFreeFree
Rating4.5 (234 ratings)5.0 (1 ratings) — better
Positive reviews70.6% of reviews—
Number of ratings234 — better1
Update frequencyEvery 9 days—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size52 MB54 MB
Age rating4+4+
Developernurten cayALPEREN INAN

Customer experience

Rock Identifier

All ratings232 ratings
Positive90.5%
Neutral1.3%
Negative8.2%
Written reviews17 reviews
Positive70.6%
Neutral0.0%
Negative29.4%

Gem Identifier

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Rock Identifier

Subscriptions3
  • rock_weekly$6.997 Days
  • rock_yearly$39.991 Year
  • rock_yearly_free_trial3 Days trial$49.991 Year
3 purchases

Gem Identifier

Subscriptions2
  • Weekly Plan3 Days trial$4.997 Days
  • Yearly Plan3 Days trial$39.991 Year
One-time1
  • RockDetector Lifetime$79.99

Questions

Is Rock Identifier free?
Rock Identifier is free to download, with in-app purchases available.
Is Gem Identifier free?
Gem Identifier is free to download, with in-app purchases available.
Which has better reviews, Rock Identifier or Gem Identifier?
Gem Identifier is rated higher. Rock Identifier averages 4.5 out of 5 from 234 ratings, while Gem Identifier averages 5.0 from 1 ratings.
Do Rock Identifier or Gem Identifier have ads?
Neither Rock Identifier nor Gem Identifier shows ads.

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