Best Free Rock Identifier Crystals Apps

248+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated September 2026

Out of 248+ free rock identifier crystals apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Free Rock Identifier Crystals Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Rock Identifier: Stone IDRock Identifier: Stone IDFree4.7β˜… (81K)NoYesOct 2026
2Rock Identifier: Stone ScannerRock Identifier: Stone ScannerFree4.3β˜… (21)NoYesSep 2026
3Stone Identifier - Rock FinderStone Identifier - Rock FinderFree4.4β˜… (1.5K)YesYesOct 2026
4Rock & Crystal IdentifierRock & Crystal IdentifierFree4.6β˜… (2.7K)YesYesOct 2026
5Rock identifier. Crystal guideRock identifier. Crystal guideFree4.1β˜… (113)NoYesSep 2026
6iRock: Stone & Rock IdentifieriRock: Stone & Rock IdentifierFree4.5β˜… (473)NoYesOct 2026
7Rock Identifier AI - StoneScanRock Identifier AI - StoneScanFree4.5β˜… (83)NoYesOct 2026
8Rock Identifier Stone FinderRock Identifier Stone FinderFree3.5β˜… (526)NoYesSep 2026

Top Picks for Free Rock Identifier Crystals

Rock Identifier: Stone ID#1

Rock Identifier: Stone ID by Next Vision Limited

Gem Mineral Crystal Identifier
Editor's Choice
πŸ“š Education
4.7😐(81K ratings)
FreeIn-App Purchases
#21in 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
  • πŸ€“ Extensive information on rocks
  • 🧠 Helpful for learning about rocks
  • πŸͺ¨ Great for rock collectors
  • πŸ€– Powerful AI-based identification

Room to Improve

  • πŸ’° Expensive subscription model
  • πŸ”’ Limited free scans per day
  • πŸ” Inconsistent accuracy, sometimes wrong
  • πŸ”€ Gives different results for same rock
  • πŸ™…β€β™€οΈ Poor customer support
Stone Identifier - Rock Finder#3

Stone Identifier - Rock Finder by App Holdings

Diamonds, crystals & gemstones
Worth Considering
πŸ“š Education
4.4😞(1.5K ratings)
FreeAdsIn-App Purchases
Stone Identifier - Rock Finder screenshot 1
Stone Identifier - Rock Finder screenshot 2
Stone Identifier - Rock Finder screenshot 3
Stone Identifier - Rock Finder screenshot 4
Stone Identifier - Rock Finder screenshot 5

Identify rocks, minerals, and crystals from photos with high accuracy. Explore their properties, discover nearby deposits on a map, and build your own digital collection. Learn fascinating facts about stones from around the world.

What We Love

  • πŸ€— Helpful for identifying rocks and minerals
  • 🧠 Informative details on specimens
  • πŸ‘¨β€πŸ« Educational for students and kids

Room to Improve

  • πŸ€·β€β™‚οΈ Inconsistent and inaccurate identification results
  • πŸ’° Expensive subscription model
  • πŸ”’ Difficult to cancel subscription
  • πŸ™…β€β™€οΈ Limited free usage
  • πŸ€– Feels like an automated response rather than a knowledgeable app

More Free Rock Identifier Crystals apps to explore

FAQ about Free Rock Identifier Crystals

What are the best free rock identifier crystals apps for iPhone?
Rock Identifier: Stone ID tops our free rock identifier crystals apps ranking as of September 2026, with a 4.7-star average from 81K 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 September 2026.
We track 248+ free rock identifier crystals apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.