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Best Free Rock And Mineral Identifier Apps

246+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated October 2026

Rock Identifier is the household name in free rock and mineral identifier, but it's far from the only option. We track 246+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Free Rock And Mineral Identifier Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Rock Identifier: Stone IDRock Identifier: Stone IDFree4.7★ (82K)NoYesOct 2026
2Rock ID - Stone IdentifierRock ID - Stone IdentifierFree4.4★ (3.1K)NoYesOct 2026
3iRock: Stone & Rock IdentifieriRock: Stone & Rock IdentifierFree4.5★ (473)NoYesOct 2026
4Minerals CenterMinerals CenterFree4.6★ (308)NoNoOct 2026
5Rock Identifier & Scanner AIRock Identifier & Scanner AIFree—NoNoOct 2026
6Stone Identifier - Scan AIStone Identifier - Scan AIFree4.2★ (308)NoNoOct 2026
7Rock & Crystal IdentifierRock & Crystal IdentifierFree4.6★ (2.7K)YesYesOct 2026
8Stone Identifier - Rock FinderStone Identifier - Rock FinderFree4.4★ (1.5K)YesYesOct 2026

Top Picks for Free Rock And Mineral Identifier

Rock Identifier: Stone ID#1

Rock Identifier: Stone ID by Next Vision Limited

Gem Mineral Crystal Identifier
Editor's Choice
📚 Education
4.7😐(82K ratings)
FreeIn-App Purchases
#33in Education
Rock Identifier: Stone ID screenshot 1
Rock Identifier: Stone ID screenshot 2
Rock Identifier: Stone ID screenshot 3
Rock Identifier: Stone ID screenshot 4
Rock Identifier: Stone ID screenshot 5
Rock Identifier: Stone ID screenshot 6

Instantly identify rocks, minerals, and gemstones by taking a photo. Access a comprehensive encyclopedia with detailed information on each stone, learn to distinguish real from fake gems, and explore their properties. The app also includes a metal detector and expert consultation.

What We Love

  • 🤩 Accurate rock identification
  • 🤓 Extensive information on rocks
  • 🧠 Helpful for learning about rocks
  • 🪨 Great for rock collectors
  • 🤖 Powerful AI-based identification

Room to Improve

  • 💰 Expensive subscription model
  • 🔢 Limited free scans per day
  • 🔍 Inconsistent accuracy, sometimes wrong
  • 🔀 Gives different results for same rock
  • 🙅‍♀️ Poor customer support
Rock ID - Stone Identifier#2

Rock ID - Stone Identifier by AIBY

Crystal, Mineral, Fossil Guide
Strong Contender
📚 Education
4.4😞(3.1K ratings)
FreeIn-App Purchases
Rock ID - Stone Identifier screenshot 1
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Rock ID - Stone Identifier screenshot 3
Rock ID - Stone Identifier screenshot 4
Rock ID - Stone Identifier screenshot 5
Rock ID - Stone Identifier screenshot 6

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.

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
iRock: Stone & Rock Identifier#3

iRock: Stone & Rock Identifier by BerthX

#1 Fossil, Crystal Scanner App
Worth Considering
📚 Education
4.5(473 ratings)
FreeIn-App Purchases
iRock: Stone & Rock Identifier screenshot 1
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iRock: Stone & Rock Identifier screenshot 3
iRock: Stone & Rock Identifier screenshot 4
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iRock: Stone & Rock Identifier screenshot 6

Identify rocks, minerals, and gemstones instantly with AI. Estimate market value, organize your collection, and track its worth over time. Ideal for enthusiasts looking to streamline identification and collection management.

More Free Rock And Mineral Identifier apps to explore

FAQ about Free Rock And Mineral Identifier

What are the best free rock and mineral identifier apps for iPhone?
Rock Identifier: Stone ID tops our free rock and mineral identifier apps ranking as of October 2026, with a 4.7-star average from 82K App Store ratings, and it's free to download.
Rock Identifier: Stone ID has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 246+ free rock and mineral identifier apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.