Best Geological Field Notes Apps

249+ iOS apps curated and reviewed

3.6 avg rating
17 free apps
Updated October 2026

Every iPhone needs a few good geological field notes apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Geological Field Notes Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Geological Field NotesGeological Field Notes$4.991.0★ (1)NoNoAug 2026
2RockdRockdFree4.4★ (185)NoNoSep 2026
3GeoLOG - geological mappingGeoLOG - geological mappingFree—NoNoMay 2026
4Geology Toolkit: Field GuideGeology Toolkit: Field GuideFree4.6★ (25)NoYesSep 2026
5Geology — dictionaryGeology — dictionaryFree5.0★ (1)NoYesMay 2026
6Geology Clinometer: GeoCompassGeology Clinometer: GeoCompassFree5.0★ (1)YesYesOct 2026
7GeoLog FieldGeoLog FieldFree—NoYesAug 2026
8NSW Geology MapsNSW Geology MapsFree1.0★ (1)NoNoSep 2026

Top Picks for Geological Field Notes

4.4😊(185 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
  • 🌍 Global coverage with paleomaps and stratigraphic data
  • 👥 Social features for sharing outcrops and check-ins
  • 💰 Free app with optional donation support
  • 📚 Rich educational resource for students and professionals
  • 🎯 Accurate geological unit identification by location
  • ⛰️ Terrain-based DEM overlay for better context

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
  • 🔐 Persistent login requirement without password saving
  • ⚠️ Error dialogs that won't dismiss
  • 📄 Literature articles and references not loading
  • 🔄 App refreshes and resets location when switching apps
  • 🎨 Similar color coding for adjacent formations
  • 📱 UI elements obscured on newer iPhone models
  • 🌐 International maps lack detail and accuracy
  • ⏱️ Taxa tab slow to load
  • 🔍 Fossils button non-functional

More Geological Field Notes apps to explore

FAQ about Geological Field Notes

What are the best geological field notes apps for iPhone?
Geological Field Notes tops our geological field notes apps ranking as of October 2026, with a 1.0-star average from 1 App Store ratings, and it's priced at $4.99.
Yes — 17 of the top geological field notes apps we rank are free to download, including Rockd and GeoLOG - geological mapping.
Geological Field Notes has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 249+ geological field notes apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.