Best Geology App

222+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Finding the right geology app app can be overwhelming with so many options. We've analyzed 222+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Geology App

Backseat Geologist#1

Backseat Geologist by Blake Morgan

Your Personal Geology Guide
Editor's Choice
πŸ—ΊοΈ Navigation
4.8(41 ratings)
FreeIn-App Purchases
Backseat Geologist screenshot 1
Backseat Geologist screenshot 2
Backseat Geologist screenshot 3
Backseat Geologist screenshot 4
Backseat Geologist screenshot 5
Backseat Geologist screenshot 6

Get a personal geology guide on the go with this app that provides audio descriptions of the rocks and geologic formations near your location, allowing you to explore the earth's history as you travel. Create routes, save offline, and adjust descriptions for any audience, with premium features available for improved audio quality and custom route creation.

Rockd#2

Rockd by University of Wisconsin-Madison Shared Apps

Strong Contender
πŸ“š Education
4.4😊(175 ratings)
Free
Rockd screenshot 1
Rockd screenshot 2
Rockd screenshot 3
Rockd screenshot 4
Rockd screenshot 5
Rockd screenshot 6

Explore and document your geologic surroundings with an interactive app that provides geologic and geographic information, maps, a 3D virtual globe, and the ability to log your observations and journey through the geologic record. Developed by the Macrostrat lab at the University of Wisconsin - Madison, backed by the National Science Foundation and the Department of Geoscience. For support, contact contact@rockd.org.

What We Love

  • πŸ—ΊοΈ Comprehensive geological maps with detailed information
  • πŸ’‘ Innovative integration of peer-reviewed references and literature
  • 🧭 Built-in Brunton compass and clinometer tools
  • πŸ“± User-friendly interface and intuitive navigation

Room to Improve

  • πŸ› Black map display issues in offline and online modes
  • πŸ“ GPS tracking and real-time position updates failing
  • πŸ”Œ Offline functionality severely limited or broken
DeepTime for Geology#3

DeepTime for Geology by Hunt Mountain Software

Worth Considering
πŸ“š Education
5.0(7 ratings)
Free
DeepTime for Geology screenshot 1
DeepTime for Geology screenshot 2
DeepTime for Geology screenshot 3

This interactive geological time scale application provides detailed information on time units, including their definitions and color codes, and allows users to search by name or age. It also features a global geological map and offers tips and examples for using time terms, making it a valuable resource for geologists, students, and anyone interested in Earth history.

More Geology App apps to explore

4
Geology Quiz
Geology Quiz
Geology Quiz
Geology and Geography Science
Free

Discover the fascinating world of Earth sciences with this interactive geology trivia app, designed to make learning engaging and effective. Test your knowledge, challenge yourself or others, and master geology topics with structured content, quizzes, and multiplayer features.

πŸ“š Education
(35)
5
Geology Toolkit: Field Guide
Geology Toolkit: Field Guide
Geology Toolkit: Field Guide
Identify rocks & study geology
Free
πŸ“š Education
(18)
6
Rock Identifier: Stone ID
Rock Identifier: Stone ID
Rock Identifier: Stone ID
Gem Mineral Crystal Identifier
Free

"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!"

πŸ“š Education
(68K)
7
Geomaster
Geomaster
Geomaster
Earth Geology Rocks Mineral id
Free
πŸ“š Education
(2)
8
Stereonet Mobile
Stereonet Mobile
Stereonet Mobile
by Richard Allmendinger
Free

This application helps geologists collect, visualize, and analyze orientation data, offering features such as automatic data entry via device orientation, manual data entry, and various calculations. It allows users to plot and analyze data, view from different orientations, and even visualize data on a map or satellite image, making it a valuable tool for geological analysis and education.

πŸ“š Education
(13)
9
EarthViewer
EarthViewer
EarthViewer
by Howard Hughes Medical Institute
Free

Explore Earth's deep history with a time machine-like application that lets you scroll through 4.5 billion years of evolution. Discover continental shifts, sea levels, global temperatures, and more, all based on scientific research. Join the journey with interactive features and educational resources for a deeper understanding of our dynamic planet.

πŸ“š Education
(101)
10
Digger's Map: Find Minerals
Digger's Map: Find Minerals
Digger's Map: Find Minerals
The best geology tool!
Free

Explore the depths with Digger's Map! Uncover valuable minerals, track geological data, and make your discoveries with this top geology app! Start your mapping journey today.

πŸ—ΊοΈ Navigation
(460)
11
Geology β€” dictionary
Geology β€” dictionary
Geology β€” dictionary
The science of geology
Free
πŸ“š Education
(1)
12
Hutton App
Hutton App
Hutton App
A Geology Field Map
Free
πŸ“š Education
(2)
13
Geology Dictionary - Offline
Geology Dictionary - Offline
Geology Dictionary - Offline
Geological Terms with meaning
Free

This geology dictionary app provides instant access to over 50,000 scientific terms, complete with definitions, synonyms, audio pronunciations, and example sentences, helping users understand and communicate complex geology concepts. Download now and explore a vast library of geological terms offline, with features like speech-to-text, quizzes, and customizable favorites.

πŸ“š Education
(5)
14
StraboField
StraboField
StraboField
Formally StraboSpot2
Free

This mobile app streamlines geological fieldwork by allowing users to record observations, capture photos and sketches, and collect orientation data, all from a single, map-centered platform. With its robust features, users can efficiently collect and organize spatially referenced data, work offline, and sync their data to a digital system for seamless analysis and backup.

πŸ”§ Utilities
(18)
15
Rutgers Geology Museum
Rutgers Geology Museum
Rutgers Geology Museum
by Rutgers, The State University of New Jersey
Free
πŸ“š Education
(2)
16
Geology of Hawaiβ€˜i Volcanoes National Park
Geology of Hawaiβ€˜i Volcanoes National Park
Geology of Hawaiβ€˜i Volcanoes National Park
by Fire Work Media
Free

This application is a comprehensive glossary of volcanic products and features, showcasing the unique geology of two of the world's most active volcanoes. Explore an array of fascinating geologic terms and features, from lava types to volcanic formations.

πŸ“š Education
(15)
17
LiveTopo
LiveTopo
LiveTopo
Maps for Geology Lovers
Free

This application provides access to topographic and geologic maps, allowing users to save favorite locations, track hikes, and view real-time metrics. With a subscription, users can download offline maps of US public lands and access detailed geologic maps, perfect for hikers, explorers, and nature lovers.

πŸ—ΊοΈ Navigation
(10)
18
Geology for Kids: Planet Earth
Geology for Kids: Planet Earth
Geology for Kids: Planet Earth
Volcanos, Earthquakes & Rocks
Free

Learn geology with a child-friendly science teacher through interactive lessons, games, and quizzes. Explore Earth's core, plate tectonics, and more, with the option to try for free and unlock all content with a one-time payment.

πŸ“š Education
(84)
19
A Guide To Crystals - The CC
A Guide To Crystals - The CC
A Guide To Crystals - The CC
The Citrine Circle
Free

Discover a comprehensive A-Z guide to over 500 crystals and minerals with geological and metaphysical insights, quizzes, and games. Unlock advanced features like cataloguing your collection, exploring 3D models, and learning through Quick Reference Guides. Join us on The Citrine Circle for an immersive journey into the fascinating world of crystals!

πŸ” Reference
(4.1K)
20
Geology Here
Geology Here
Geology Here
Geology and mining community
Free
🌐 Social Networking
(0)