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Stone Identifier - Rock Finder vs its rivals

Side-by-side comparison against Stone Identifier - Rock Finder's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

Stone Identifier - Rock Finder
This App
Rock Identifier: Stone ID
Nemesis
PlantNet
Contender
PlantIn: Plant Identifier・Care
Contender
Plantum - AI Plant Identifier
Contender
Geology Toolkit Premium
Peer
Stellarium Mobile - Star Map
Peer
Plant App: Plant Identifier
New Kid
Core Identity
DeveloperApp HoldingsNext Vision LimitedCirad-FranceVortemol LimitedAIBYfarcraftNoctua Software LtdSCALEUP YAZILIM HIZMETLERI
CategoryEducationEducationEducationEducationEducationEducationEducationEducation
PlatformiOSAndroid, iOSiOS, AndroidiOSiOSAndroidiOS, AndroidiOS, Android
Store Metrics
Rating4.4 / 54.7 / 54.6 / 54.6 / 54.6 / 54.8 / 54.8 / 54.7 / 5
Ratings Count1,40470,1726,969219,064116,14156835,79053,813
PriceFreeFreeFreeFreeFree$58000FreeFree
Release DateMar 3, 2022Jan 26, 2021Feb 15, 2013Aug 14, 2020Aug 22, 2019Apr 21, 2016Apr 7, 2019Apr 19, 2022
Last UpdatedJan 20, 2026Feb 9, 2026Apr 2, 2026Apr 14, 2026Apr 15, 2026Mar 15, 2026Feb 22, 2026May 5, 2026
Sentiment & Reviews
Sentimentterrible---negative--negative
Score15/100---32/100--35/100
Praises
  • Educational value for young children interested in outdoor science and geology exploration
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  • Helpful Care Features
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  • Plant identification accuracy provides helpful information for gardening enthusiasts during their daily plant care routines
Complaints
  • Persistent server connection errors prevent image identification and core app functionality
  • Aggressive paywall tactics force subscriptions before users can test identification accuracy
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  • Deceptive Subscription & Billing
  • Inaccurate Plant Recognition
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  • Aggressive subscription billing practices and lack of clear cancellation paths frustrate users post-trial
Requests
  • Manual editing feature for rock names when the automated identification fails
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  • Transparent pricing models and accessible cancellation buttons to prevent unauthorized recurring subscription charges
Strategic Intel
Strengths
  • Educational utility for children
  • Digital collection library for cataloging
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  • Specialized hardware-simulating tools (Pot/Light Meter)
  • Unique Vacation Mode for care sharing
  • Strong category grossing rank (#52)
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  • Scientific accuracy derived from open-source heritage sustains high user trust
  • Telescope control protocols create high switching costs for hobbyists
  • Minimalist UI reduces cognitive load for casual stargazers
  • 95% accuracy claim on 46,000+ species drives initial install velocity
  • Diagnostic tool gate functions as a high-value conversion lever for premium tiers
Weaknesses
  • Persistent server connection errors
  • Aggressive paywall friction
  • Inaccurate identification engine results
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  • Aggressive weekly billing cycles causing churn
  • Limited database (40k species) vs competitors (1M+)
  • Unresponsive customer support for paid 'Expert' services
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  • Premium tier lacks cross-platform notification parity
  • No wearable integration limits active outdoor engagement
  • Android-iOS rating gap suggests inconsistent performance
  • Aggressive billing and opaque cancellation flows drive high-frequency churn complaints
  • Frequent server maintenance errors block core identification utility during peak usage
  • 0.4-star rating gap between iOS and Android indicates cross-platform stability issues
Pricingsubscriptionfreefreefreemiumsubscriptionpaidfreemiumsubscription
MomentumActiveActiveIntenseIntenseIntense--Intense
Update Cadence5 versions5 versions5 versions5 versions5 versions, 5 majors/6mo, ~25d avg--5 versions, ~6d avg

Compare Stone Identifier - Rock Finder head-to-head

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Stone Identifier - Rock Finder, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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