Stone Identifier is an AI-powered mineral recognition tool for rock enthusiasts and students on iOS.
The App DNA
What makes this app unique?
The app removes the manual effort of cross-referencing geological characteristics by providing instant identification from a photo.
For Rock collectors, geology students, and nature enthusiasts.
What does it look like?
Key features
Image-based identification of stones and minerals using AI analysis.
Provides scientific names, composition, and origin data for identified specimens.
Local storage of identified stones for future reference.
How much does it cost?
The $4.99 weekly subscription gates core identification features, which users report as excessive given the lack of flexible payment alternatives.
Velocity
Dormant developmentopaqueShow more...
Stone Identifier - Gemstone ID has been inactive for 578 days. With only a single version released since its inception and no updates in over 12 months, the app shows no signs of ongoing development or maintenance. There is no evidence of active feature iteration or support.
Who built it?
User Sentiment
What do users think recently?
Review voice lately leans frustrated. Users appreciate identification features provide helpful information about stones for users interested in geological classification.
How are ratings & reviews evolving?
What users say, by theme
- Identification features provide helpful information about stones for users interested in geological classification
- Subscription pricing feels excessive because the app lacks flexible yearly or lifetime payment options
2 of 2 recent reviews analyzed · limited sample
Read the full review analysisUnlock 1 more frustration theme, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Stone Identifier - Gemstone ID
How's the Utilities market?
Stone Identifier occupies a niche utility segment, currently holding a 4.72 rating across 25 total ratings. The absence of updates since February 2025 indicates a lack of active market positioning against more frequently updated geological tools.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Stone Identifier - Gemstone ID
Where is it heading?
The geological utility market is shifting toward freemium models with lower entry barriers, leaving Stone Identifier exposed. Without a shift in pricing or a resumption of development, the app will continue to lose relevance to more active competitors.
- The 19-month update gap indicates the developer has shifted focus, which will likely lead to user churn as the AI model becomes outdated.
- High-frequency complaints regarding the $4.99 weekly subscription model suggest the current monetization strategy is unsustainable for long-term user acquisition.
The SWOT
- AI-driven image recognition provides instant geological classification
- Add one-time purchase or monthly tier to reduce conversion friction
Next best moves
Introduce a monthly subscription tier because current weekly pricing is a top user complaint -> increase conversion rate
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of updates is its biggest risk…
Read the full takeBottom line
The current subscription-only model creates a barrier that suppresses retention, and the lack of updates since early 2025 suggests the product is in maintenance mode rather than active growth.
Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Stone Identifier free to use?
Why is the subscription price considered high?
How does Stone Identifier compare to other rock ID tools?
Sources
- [1] App Store, source
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