Best Free Rock Identification Apps

243+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated April 2026

Stone Identifier is the household name in free rock identification, but it's far from the only option. We track 243+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Free Rock Identification

Stone Identifier : Rock finder#1

Stone Identifier : Rock finder by Hardik Jetani

Rock Identifier
Editor's Choice
📚 Education
3.7😞(191 ratings)
FreeAds
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
Stone Identifier : Rock finder screenshot 6

Discover and learn about different rocks by simply taking a photo or uploading one with Stone Identifier. Get instant information about the rock's details and uncover the geological wonders around you.

What We Love

  • 💰 Completely free with no in-app purchases
  • 📱 No subscription fees required
  • 💡 Provides price range estimates for stones
  • 📚 Offers educational information about rocks

Room to Improve

  • 🎯 Extremely inaccurate identification results
  • ⏱️ Slow loading times
  • 📷 Camera displays incorrect colors
Rock Identifier: Stone ID#2

Rock Identifier: Stone ID by Next Vision Limited

Gem Mineral Crystal Identifier
Strong Contender
📚 Education
4.7😐(68K ratings)
FreeAdsIn-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

"Discover stones, gems, and crystals with ease using our all-in-one identifier app. Simply snap a photo or upload an image to learn more about your finds instantly. Start exploring today!"

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
Minerals Center
Minerals Center
Minerals Center
Search and identify minerals
Free

Explore and identify various minerals, rocks, crystals, and stones effortlessly with our app. Use the mineral identifier to recognize minerals from photos and create personalized checklists based on their characteristics.

📚 Education
(308)
5
Rock ID - Stone Identifier
Rock ID - Stone Identifier
Rock ID - Stone Identifier
Crystal, Mineral, Fossil Guide
Free

Discover, identify, and manage rocks with an AI-powered app. Snap pictures to instantly recognize stones, learn about their characteristics, and build your own rock collection. Subscribe for unlimited access to all features and become a geology expert today.

📚 Education
(2.2K)
6
Rock Identifier - AI Rock ID
Rock Identifier - AI Rock ID
Rock Identifier - AI Rock ID
Crystal Identifier & Gem ID
Free

Identify crystals, rocks, and gemstones instantly using AI, with features like instant identification, detailed information, and a personal collection builder. Download now and turn every stone into knowledge, perfect for collectors, curious minds, and nature enthusiasts.

📚 Education
(458)
7
StoneID Rock Identifier
StoneID Rock Identifier
StoneID Rock Identifier
Identify Rocks, Stones & Gems
Free

This application helps users identify rocks and stones by their scientific properties, such as type, grain size, and color, using advanced filters and high-quality images. It's a perfect tool for geology enthusiasts, students, and collectors to learn and explore the world of rocks and gems, and start identifying and learning today!

📚 Education
(2)
8
Rock & Crystal Identifier
Rock & Crystal Identifier
Rock & Crystal Identifier
ID Crystals Mineral Gem Stones
Free

Crystal is a versatile mobile app that helps users organize their daily tasks, set reminders, and track their progress with detailed analytics. Stay on top of your schedule and boost productivity by downloading Crystal today!

📚 Education
(2.3K)
9
Stone Identifier Rock ID Scan
Stone Identifier Rock ID Scan
Stone Identifier Rock ID Scan
Rock Identification Gem Finder
Free

This app is a rock identification tool that allows you to quickly and accurately identify various types of rocks, crystals, gems, and stones by simply taking a picture with your phone's camera. It provides information about the rocks and allows you to save identified stones in an easy-to-use interface. Visit the provided link for terms of use and privacy policy.

📚 Education
(165)
10
Rock Scanner: Identify Stone
Rock Scanner: Identify Stone
Rock Scanner: Identify Stone
Scan Rocks, Fossils & Crystals
Free

Scan rocks, fossils, and crystals with a single photo and instantly get detailed geological information, including chemical makeup, hardness, and origin. Build your personal rock collection and track your geological journey with our advanced AI-powered tool.

📚 Education
(28)
11
Stone Identifier - Rock Finder
Stone Identifier - Rock Finder
Stone Identifier - Rock Finder
Diamonds, crystals & gemstones
Free

Find precious stones in your surroundings using advanced image recognition technology. Simply snap a picture of a rock and let the app identify its composition and value instantly. Start exploring the treasures hidden in plain sight today!

📚 Education
(1.3K)
12
Rock Identifier Finder: RockAI
Rock Identifier Finder: RockAI
Rock Identifier Finder: RockAI
Stone Scanner, Mineral ID, Gem
Free

Discover the secrets of geology with this app, which helps you identify thousands of rocks and minerals in seconds with just a snap. Learn valuable insights, save your discoveries, and enjoy a user-friendly interface to become a geology expert in no time!

🔍 Reference
(9)
13
Identify Anything & Lens Scan
Identify Anything & Lens Scan
Identify Anything & Lens Scan
What Is This Identifier
Free

Experience the power of artificial intelligence with our image recognition app! Identify objects, plants, animals, and more just by taking a picture. Unleash the potential of your mobile device now.

🔧 Utilities
(2.5K)
14
Rock Identifier - Rockr
Rock Identifier - Rockr
Rock Identifier - Rockr
Identify Stones Crystals Rocks
Free

Turn your phone into a rock and mineral expert with this AI-powered app that instantly identifies rocks, stones, and minerals using photos. Simply snap a photo and get detailed information on the rock's type, formation, texture, and more, perfect for hikers, collectors, students, and curious minds.

📚 Education
(7)
15
Rock Identifier: Id by Photo
Rock Identifier: Id by Photo
Rock Identifier: Id by Photo
Mineral & Diamond define guide
Free

Discover the identity of your rocks and minerals instantly with a crystal identifier app using advanced image recognition technology. Simply snap a photo of your specimen and get detailed information about its composition, origin, and properties. Uncover the mysteries of your collection today!

📚 Education
(719)
16
Rock Identifier: AI Scan
Rock Identifier: AI Scan
Rock Identifier: AI Scan
Instant mineral knowledge
Free

Identify rocks instantly with our AI-powered app, which uses your camera to scan and provide detailed information on rock type, origin, and formation. Download now to unlock the Earth's natural treasures and explore geology with ease.

🔍 Reference
(132)
17
Stone Identifier
Stone Identifier
Stone Identifier
Rock, Crystal & Gem Scanner
Free

Identify rocks and crystals with ease using our innovative app. Simply snap a photo and receive instant information about the stone's type and properties. Download now to become a rock expert at your fingertips!

📚 Education
(810)
18
RockIn Rock & Mineral identify
RockIn Rock & Mineral identify
RockIn Rock & Mineral identify
organize collection, buy, sell
Free
🔍 Reference
(956)
19
RockSavvy
RockSavvy
RockSavvy
AI-Powered Rock Identifier
Free

Discover the fascinating world of geology with this AI-powered rock identifier, which allows you to identify rocks and learn about their unique characteristics by simply uploading a photo. Unlock the secrets of rocks and turn every discovery into an educational adventure by downloading the app today!

📚 Education
(4)
20
Rock Identifier: Stone ID AI
Rock Identifier: Stone ID AI
Rock Identifier: Stone ID AI
Stone & Mineral Identification
Free

Discover, identify, and learn about various minerals with this app. Simply snap a picture of a rock or mineral, and receive instant information and identification. Start exploring the world of minerals today!

🔍 Reference
(141)