Best Free Rock Identification Apps

249+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated August 2026

Stone Identifier is the household name in free rock identification, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Free Rock Identification Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Stone Identifier - Scan AIStone Identifier - Scan AIFree4.2★ (308)NoNoAug 2026
2Rock Identifier: Stone IDRock Identifier: Stone IDFree4.7★ (77K)NoYesAug 2026
3Rock Identifier & Scanner AIRock Identifier & Scanner AIFreeNoNoAug 2026
4Stone Identifier : Rock finderStone Identifier : Rock finderFree3.7★ (191)YesNoAug 2026
5Minerals CenterMinerals CenterFree4.6★ (308)NoNoAug 2026
6Rock-ScanRock-ScanFree4.5★ (61)NoYesJul 2026
7iRock: Stone & Rock IdentifieriRock: Stone & Rock IdentifierFree4.5★ (290)NoYesAug 2026
8AI Rock - Stone CheckAI Rock - Stone CheckFreeYesYesMay 2026

Top Picks for Free Rock Identification

Stone Identifier - Scan AI#1

Stone Identifier - Scan AI by Samip Ukani

Scan Gems, Minerals & Rocks
Editor's Choice
📚 Education
4.2(308 ratings)
Free
Stone Identifier - Scan AI screenshot 1
Stone Identifier - Scan AI screenshot 2
Stone Identifier - Scan AI screenshot 3
Stone Identifier - Scan AI screenshot 4
Stone Identifier - Scan AI screenshot 5
Stone Identifier - Scan AI screenshot 6

Instantly identify rocks and minerals by uploading a photo. Access a vast knowledge base with detailed geological information and organize your personal rock collection. Connect with expert geologists for deeper insights.

Rock Identifier: Stone ID#2

Rock Identifier: Stone ID by Next Vision Limited

Gem Mineral Crystal Identifier
Strong Contender
📚 Education
4.7😐(77K 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
  • 🤓 Extensive information on rocks
  • 🧠 Helpful for learning about rocks
  • 🪨 Great for rock collectors

Room to Improve

  • 💰 Expensive subscription model
  • 🔢 Limited free scans per day
  • 🔍 Inconsistent accuracy, sometimes wrong

More Free Rock Identification apps to explore

4
Stone Identifier : Rock finder
Stone Identifier : Rock finder
Stone Identifier : Rock finder
Rock Identifier
Free

Identify rocks, crystals, and gemstones instantly by taking a photo. Explore geological surroundings, learn about over 6000 types of rocks, and build your personal rock collection. Offers professional knowledge and email support for inquiries.

Photo identification of rocksLearn about 6000+ rock typesCreate personal rock collections
📚 Education
(191)
free with in-app purchases
5
Minerals Center
Minerals Center
Minerals Center
Search and identify minerals
Free

Easily identify minerals, rocks, crystals, and stones using photo recognition. Search for specimens based on their characteristics and organize your findings on a personal checklist.

Mineral identification via photoRock, crystal, and stone identificationSearch by characteristics
📚 Education
(308)
free
6
Rock-Scan
Rock-Scan
Rock-Scan
Scan and identify your rocks.
Free

This application allows users to scan and identify rocks and minerals directly from their mobile device. It provides a convenient way to learn about geological samples encountered in everyday life.

Scan rocks and mineralsIdentify geological samplesMobile identification tool
📊 Productivity
(61)
free with in-app purchases
7
iRock: Stone & Rock Identifier
iRock: Stone & Rock Identifier
iRock: Stone & Rock Identifier
#1 Fossil, Crystal Scanner App
Free

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.

AI rock and gemstone recognitionMarket value estimationCollection tracking
🔍 Reference
(290)
free with in-app purchases
8
AI Rock - Stone Check
AI Rock - Stone Check
AI Rock - Stone Check
Scan Rocks & Learn Fast
Free
📚 Education
(0)
9
Rock Identifier - Stone
Rock Identifier - Stone
Rock Identifier - Stone
Identify Crystal, Gem, Mineral
Free
📚 Education
(0)
10
StoneID Rock Identifier
StoneID Rock Identifier
StoneID Rock Identifier
Identify Rocks, Stones & Gems
Free

Identify rocks, stones, and gems using their scientific properties. Explore detailed descriptions, high-quality images, and advanced filters. Perfect for students, collectors, and outdoor enthusiasts interested in geology.

Identify rocks by scientific propertiesFilter and compare rocks by geological criteriaIn-depth descriptions and high-quality images
📚 Education
(2)
free with in-app purchases
11
Rock Identifier - Rok
Rock Identifier - Rok
Rock Identifier - Rok
Crystal, Stone, Mineral
Free

Instantly identify rocks, minerals, and gemstones with AI-powered image analysis. Get detailed information on hardness, origin, and type. Perfect for outdoor exploration and learning about Earth's natural treasures.

AI-powered rock identificationDetailed information on rocksOffline functionality
🔍 Reference
(13)
free with in-app purchases
12
Rock Identifier: Gem, Stone ID
Rock Identifier: Gem, Stone ID
Rock Identifier: Gem, Stone ID
Crystal Mineral Value Scan
Free

Identify rocks, minerals, and crystals by pointing your camera at them. Get their name, scientific details, estimated value, and geological classification. Save your finds and ask follow-up questions about your specimens.

AI-powered rock identificationEstimated value rangeGeological data (hardness, composition)
🔍 Reference
(1)
freemium
13
RockAI Identifier
RockAI Identifier
RockAI Identifier
Scan & Identify Rocks, Gems
Free
📚 Education
(0)
14
AI Rock ID: Crystal Identifier
AI Rock ID: Crystal Identifier
AI Rock ID: Crystal Identifier
Stone, Mineral & Gemstones
Free

Instantly identify crystals, rocks, and gemstones using advanced AI. Simply take a photo to discover names, properties, and origins. Perfect for collectors and curious individuals looking to learn about minerals.

AI-powered identificationInstant rock and gemstone resultsDetailed crystal properties
📚 Education
(519)
free with in-app purchases
15
Rock Ident: Stone Identifier
Rock Ident: Stone Identifier
Rock Ident: Stone Identifier
Crystal, Gem & Mineral ID
Free
📚 Education
(0)
16
Rock Identifier:AI Stone & Gem
Rock Identifier:AI Stone & Gem
Rock Identifier:AI Stone & Gem
Identify rocks & gemstones
Free
🔍 Reference
(0)
17
Rock Identifier: ID Gems
Rock Identifier: ID Gems
Rock Identifier: ID Gems
Scan gems, stones & crystals
Free
📚 Education
(0)
18
Rock Identifier: RockLens
Rock Identifier: RockLens
Rock Identifier: RockLens
Stone, Gem & Crystal Scanner
Free
🔍 Reference
(0)
19
RockMate - AI Rock Identifier
RockMate - AI Rock Identifier
RockMate - AI Rock Identifier
Gem & Crystal ID Scanner
Free
📚 Education
(0)
20
Rock & Stone Identifier - AI
Rock & Stone Identifier - AI
Rock & Stone Identifier - AI
Geology Guide & Rock Scanner
Free
📚 Education
(0)

FAQ about Free Rock Identification

What are the best free rock identification apps for iPhone?
Stone Identifier - Scan AI tops our free rock identification apps ranking as of August 2026, with a 4.2-star average from 308 App Store ratings, and it's free to download.
Stone Identifier - Scan AI has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ free rock identification apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Rock Identifier uses photo recognition technology. You can snap a photo of a rock or mineral directly within the app, or upload an existing image, and the app will provide an instant identification.
The app offers detailed geological insights, including the rock's name, hardness, color, luster, and formula. It also provides information on popular types like Healing Crystals, Birthstones, and Zodiac Stones.