Best O Mafic Definition Geology Apps & Games

212+ iOS apps & games curated and reviewed

4.4 avg rating
20 free apps & games
Updated June 2026

Rock ID is the household name in o Mafic definition geology, but it's far from the only option. We track 212+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for O Mafic Definition Geology

Rock ID - Stone Identifier#1

Rock ID - Stone Identifier by AIBY Incorporated

Crystal, Mineral, Fossil Guide
Editor's Choice
📚 Education
4.4😞(2.2K ratings)
FreeAdsIn-App Purchases
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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
Dictionary.com: English Words#2

Dictionary.com: English Words by Curiosity Media, Inc.

Dictionary, Thesaurus, Vocab
Strong Contender
🔍 Reference
4.8😐(328K ratings)
FreeAdsIn-App Purchases
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Access over 2 million trusted definitions and synonyms for English words. Enhance your vocabulary with daily new words, example sentences, and audio pronunciations. This app provides grammar tips and editorial content to deepen your understanding of the English language.

What We Love

  • 🚀 Robust dictionary and thesaurus
  • 🤓 Helpful resources like blogs and articles
  • 💡 Useful word games and puzzles
  • 👍 Easy to use and navigate

Room to Improve

  • 🐛 Inconsistent search results and missing definitions
  • 💸 Aggressive ads even after paid upgrades
  • 🤯 Frequent crashes and performance issues
Rockd#3

Rockd by University of Wisconsin-Madison Shared Apps

Worth Considering
📚 Education
4.4😊(183 ratings)
Free
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Discover and document the geology around you. Access global geologic maps, 3D globes, and detailed summaries of your surroundings. Contribute your own observations and track your exploration of Earth's geologic history.

What We Love

  • 🗺️ Comprehensive geological maps with detailed information
  • 💡 Innovative integration of peer-reviewed references and literature
  • 🧭 Built-in Brunton compass and clinometer tools
  • 📱 User-friendly interface and intuitive navigation

Room to Improve

  • 🐛 Black map display issues in offline and online modes
  • 📍 GPS tracking and real-time position updates failing
  • 🔌 Offline functionality severely limited or broken

More O Mafic Definition Geology apps to explore

4
Digger's Map: Find Minerals
Digger's Map: Find Minerals
Digger's Map: Find Minerals
The best geology tool!
Free

Discover locations of gold, silver, gemstones, and other minerals with a vast global database. This tool provides detailed information and powerful search capabilities for enthusiasts and prospectors.

Global mineral database300,000+ locations60+ minerals listed
🗺️ Navigation
(460)
free with in-app purchases
5
Ruby Glint: Rock Identifier
Ruby Glint: Rock Identifier
Ruby Glint: Rock Identifier
Mineral Crystal Gem Identifier
Free

Instantly identify rocks, crystals, minerals, and gemstones by taking or uploading a photo. Learn their names, properties, origins, and even their value. Explore a global marketplace and track your own collection.

Photo-based identificationDetailed stone informationRock and mineral location map
📚 Education
(136)
free with in-app purchases
6
Geology Toolkit: Field Guide
Geology Toolkit: Field Guide
Geology Toolkit: Field Guide
Identify rocks & study geology
Free

Identify rocks with AI and gain a deep understanding of their composition and formation. This app is designed for students and enthusiasts to learn geology beyond simple identification, offering clear explanations and visual tools for study and fieldwork.

AI-powered rock identificationDetailed mineral composition insightsStudent-friendly explanations
📚 Education
(18)
free with in-app purchases
7
Rock Identifier - Stone ID
Rock Identifier - Stone ID
Rock Identifier - Stone ID
Instantly identify Rock ID
Free

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.

Instant rock and mineral identification via photoExtensive geological knowledge basePersonal rock collection management
📚 Education
(80)
free
8
DeepTime for Geology
DeepTime for Geology
DeepTime for Geology
by Hunt Mountain Software
Free

Explore an interactive geological time scale with detailed information on each unit, including GSSP definitions and color codes. Search for terms and view GSSPs on a global map. Ideal for geologists, students, and Earth history enthusiasts.

Interactive geological time scaleDetailed GSSP definitionsCMYK and RGB color codes
📚 Education
(7)
free
9
Picture Mushroom: Identifier
Picture Mushroom: Identifier
Picture Mushroom: Identifier
Fungus ID, Guide, Finder & Map
Free

Instantly identify mushrooms with a photo. Get detailed information, learn about toxic varieties, and track your foraging spots. Discover seasonal recommendations and manage your finds.

Fast and accurate mushroom identificationComprehensive mushroom encyclopediaToxic mushroom warnings
📚 Education
(23K)
free with in-app purchases
10
Rock Identifier: AI Scan
Rock Identifier: AI Scan
Rock Identifier: AI Scan
Instant mineral knowledge
Free

Instantly identify rocks and minerals using advanced AI. Get detailed information on their name, type, origin, and formation. Perfect for outdoor enthusiasts, collectors, and students to learn about geology.

AI rock recognitionOffline functionalityDetailed rock profiles
🔍 Reference
(132)
free with in-app purchases
11
Rock Identifier: Id by Photo
Rock Identifier: Id by Photo
Rock Identifier: Id by Photo
Mineral & Diamond define guide
Free

Easily identify rocks by taking a photo or uploading an image. Get detailed information, fun facts, and create your own digital collection of geological finds. Explore the world of stones and minerals with this user-friendly guide.

Identify thousands of rocks from photosDetailed information and facts about stonesCreate and manage personal rock collections
📚 Education
(719)
freemium
12
Hiking and Skiing - PeakVisor
Hiking and Skiing - PeakVisor
Hiking and Skiing - PeakVisor
登山徒步·路线规划·离线地图·GPX轨迹
Free

Navigate mountains with advanced peak identification, 3D maps, and GPS tracking. Plan routes, explore trails, and get detailed information on over a million mountains worldwide. Ideal for hiking, skiing, and climbing.

Augmented Reality Peak Identification3D Topographic MapsWorldwide Hiking Trail Planning
⚽ Sports
(1.7K)
free with in-app purchases
13
Crystalyze: Crystal Identifier
Crystalyze: Crystal Identifier
Crystalyze: Crystal Identifier
Stone, Gem & Witch Crystals
Free

Identify any crystal, stone, or rock instantly by taking a photo. Explore detailed descriptions, metaphysical properties, and organize your collection. Enhance your spiritual practice with tools like a moon calendar and journal.

Instant crystal identification via photoExplore 175+ crystal descriptionsFilter by metaphysical properties
🔍 Reference
(3.3K)
free with in-app purchases
14
WordReference Dictionary
WordReference Dictionary
WordReference Dictionary
by WordReference.com, LLC
Free

Access a comprehensive suite of dictionaries and translation tools for multiple languages. Explore conjugations, synonyms, and a vast forum with millions of answered questions. This app provides quick access to extensive language resources.

Extensive multilingual dictionariesVerb conjugatorsSynonym finder
🔍 Reference
(5)
ad-supported
15
Find Diamonds!™ Minecraft Ores
Find Diamonds!™ Minecraft Ores
Find Diamonds!™ Minecraft Ores
Find diamonds in Minecraft!
Free

Locate valuable ores like diamonds, emeralds, and gold within Minecraft worlds. Input your world seed and coordinates to get precise locations of ore veins. This tool helps speedrunners find resources quickly and can be used to prank friends.

Finds diamonds, emeralds, gold, iron, and moreSupports multiple Minecraft versions including 1.21Works on all platforms (Bedrock & Java)
🎮 Games
(79K)
free with in-app purchases
16
Stone Identifier Rock ID
Stone Identifier Rock ID
Stone Identifier Rock ID
Identify Rocks Crystal Scanner
Free

Instantly identify stones and crystals from your photos. Satisfy your curiosity about the geological world with fast, accurate image recognition. Organize your findings and build your personal rock collection with a user-friendly interface.

Fast stone identificationAccurate photo recognitionLearn about rocks
📚 Education
(239)
freemium
17
Rock & Gemstone Identifier App
Rock & Gemstone Identifier App
Rock & Gemstone Identifier App
Rock, Gem, Crystal Identifier
Free

Identify rocks, gems, and minerals instantly by taking a photo or uploading an image. This app offers detailed information on over 6000 types of rocks and provides personalized assistance from geologists.

Identify thousands of rocks and mineralsAccurate identification from photosDatabase of over 6000 rock types
📚 Education
(394)
free with in-app purchases
18
Diamond Finder for Minecraft +
Diamond Finder for Minecraft +
Diamond Finder for Minecraft +
Find Diamonds like Chunk base
Free

Easily locate valuable ores, biomes, and structures in your Minecraft world. Input your world seed and coordinates to find exact locations of diamond ore veins and other resources. Compatible with all platforms and the latest game updates.

Locate diamonds, emeralds, gold, iron, and moreFind biomes and structuresInput world seed and coordinates
🎬 Entertainment
(13K)
free with in-app purchases
19
Hot Lava
Hot Lava
Hot Lava
The floor is lava
Free

Experience the thrill of childhood imagination in this first-person adventure game. Run, jump, and climb through nostalgic environments, avoiding molten lava and other hazards. Play solo or with friends in a game of skill and ingenuity.

First-person parkour gameplayNostalgic environmentsMultiplayer with friends
🎮 Games
(3K)
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20
Bitcoin Mining · Cloud Mining
Bitcoin Mining · Cloud Mining
Bitcoin Mining · Cloud Mining
Crypto BTC Cloud Miner NFT
Free

Start your Bitcoin mining journey without complex hardware or technical knowledge. This cloud mining service uses remote servers to handle computing power, allowing you to grow your Bitcoin balance in a built-in wallet. Experience the digital world of blockchain with an intuitive and secure platform.

On-demand Bitcoin cloud miningIntuitive cloud platformSecure and reliable transactions
💰 Finance
(12K)
free with in-app purchases