Comparison

MI.PA Guide vs Stone Identifier AI

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

Head to head
About

MI.PA Guide

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With the MI.PA Guide app you can: - access verified and updated information: discover opening hours, available services and details on the accessibility of the museum; - explore the contents of the museum through an interactive and easy-to-use audio guide. Receive audio content as you move, or start it with simple gestures thanks to the activators positioned along the route.

About

Stone Identifier AI

Instantly identify rocks, gems, and minerals with a single photo. Get detailed geological insights, learn about their origins, and track your discoveries. Perfect for nature enthusiasts, students, and collectors.

Highlights
  • Instant stone identification from photos
  • Detailed geological profiles
  • Information on origin and formation
  • Learn usage and value
  • Build and track personal collections
  • AI-powered accuracy
Features
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Stone Identifier AI – Instantly Identify Rocks, Gems & Minerals Ever picked up a rock and wondered, “What is this?” Now you’ll know — in seconds. Stone Identifier AI is your pocket geologist. Just snap a photo and let powerful AI instantly identify any rock, stone, crystal, mineral, or gemstone — with stunning accuracy and detail. What You Can Do: • Identify any stone with one photo • Get full profiles: name, rock type, mineral content, hardness, and more • Explore the origin and formation of rocks • Learn usage & value: from rare crystals to common fossils • Discover fun facts that make learning exciting • Build your own collection and keep track of your finds Powered by Cutting-Edge AI Trained on thousands of rock and mineral types, our AI is built for accuracy. Whether it’s granite or garnet, obsidian or opal, it knows. Get Full Geological Insights: • Scientific name & aliases • Rock type (igneous, metamorphic, sedimentary) • Mineral composition • Hardness (Mohs scale) • Streak, cleavage, fracture, crystal system • Transparency, density, luster • Common locations found • Formation history • Rarity, value, and common uses • And much more! Who’s It For? • Hikers, campers, and nature lovers • Students and geology teachers • Rock and crystal collectors • Gemstone hobbyists • Curious kids and lifelong learners Why People Love Stone Identifier AI: • Fast and easy to use • Beautiful, educational design • Fun for individuals, classrooms, and families • Helps you understand the world beneath your feet Explore Smarter. Learn More. Whether you’re exploring a trail, combing the beach, or digging in your backyard — Stone Identifier AI helps you discover the stories hidden inside every stone. Download Now and Start Identifying! Turn your curiosity into knowledge with Stone Identifier AI — the smartest way to explore rocks, minerals, and crystals anywhere you go. ——————— Stone Identifier AI Premium Subscription - Unlimited access to Stone Identifier AI features. You can choose yourself which subscription suits you best and can manage your settings via your iTunes account. - You may cancel a subscription or free-trial anytime via the subscription setting through your iTunes account. This must be done 24 hours before the end of the free-trial or subscription period to avoid being charged. - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. No cancellation of the current subscription is allowed during active subscription period. Any unused portion of a free-trial period, will be forfeited when the user purchases an Stone Identifier AI Premium Subscription. Terms of use: http://flowzio.com/terms.html Privacy policy: https://flowzio.com/privacy.html

Screenshots

MI.PA Guide4 screens
Stone Identifier AI3 screens

Verdict

The call

The clearest difference is in-app purchases: MI.PA Guide at none against Stone Identifier AI's 5. Stone Identifier AI's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement 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 AI sells 5 in-app purchases, starting at $5.99 per 7 days. MI.PA Guide asks for nothing beyond the download.

UpkeepUpdate frequency

MI.PA Guide ships an update every 2 months, Stone Identifier AI every 2 weeks. The most recent releases landed on September 9, 2026 and September 3, 2026 respectively.

Scorecard2 real differences · 8 level
MI.PA Guide versus Stone Identifier AI: the parameters behind the verdict, then further details
ParameterMI.PA GuideStone Identifier AI
PriceFreeFree
Rating—4.6 (9 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—9 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better16.0
Further details — not scored
Size40 MB25 MB
Age rating17+4+
DeveloperDotdotdot srlFlowzio Studio

In-app purchases

None

MI.PA Guide

No in-app purchases

5 purchases

Stone Identifier AI

Subscriptions4
  • Weekly Premium Access3 Days trial$5.997 Days
  • Weekly Premium Access3 Days trial$7.997 Days
  • Yearly Premium Access$24.991 Year
Show 1 more
  • Yearly Premium Access$29.991 Year
One-time1
  • Lifetime Access$129.99

Questions

Is MI.PA Guide free?
MI.PA Guide is free to download, with no in-app purchases.
Is Stone Identifier AI free?
Stone Identifier AI is free to download, with in-app purchases available.
Do MI.PA Guide or Stone Identifier AI have ads?
Neither MI.PA Guide nor Stone Identifier AI shows ads.
Which is updated more often, MI.PA Guide or Stone Identifier AI?
MI.PA Guide ships an update every 2 months, and Stone Identifier AI every 2 weeks. Most recently, MI.PA Guide was updated on September 9, 2026 and Stone Identifier AI on September 3, 2026.

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