Comparison

Rockd vs GeoLogic (Learn Geography)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Rockd

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.

Highlights
  • Interactive global geologic maps
  • 3D virtual globe exploration
  • Field observation logging
  • Offline map caching
  • Paleogeographic map access
  • Stratigraphic column viewing
  • Geologic literature integration
Features
Read full description

Explore, learn about, and document your geologic surroundings! Whether you are a professional geoscientist or curious about the rocks around you and the stories they tell, Rockd allows you to explore and learn about the geologic record, contribute your own observations, and log your journey through the geologic record. Features: - Instant access to geologic and geographic summaries of your current location via a Dashboard - Interactive global access to more than 290 geologic maps, with more being added weekly - Explore the landscape with a dynamic, 3D virtual globe - Save maps for use in the field with a built-in map caching system - See your past location and explore paleogeographic maps from C.R. Scotese and GPlates - View Macrostrat stratigraphic columns where available (beta) - Explore published literature containing mentions of mapped geologic units (when available) via xDD (formerly, GeoDeepDive) - Elevation data for most points on Earth from digital elevation models (DEMs) - Add your own field observations even offline; tag features from Macrostrat and the Paleobiology Database - Record strike/dip or trend/plunge for geologic features, using your phone's compass - Track your progress through the geologic record privately, or share it with others - See the public activity of other users and share your own and other public checkins using unique URLs Rockd is produced by the Macrostrat lab in the Department of Geoscience at the University of Wisconsin - Madison. Support provided by the National Science Foundation (NSF) and the Dept. of Geoscience. Experiencing issues? Send an email to contact@rockd.org and we will do our best to help you resolve it.

About

GeoLogic (Learn Geography)

Explore world topography and learn about continents and countries through engaging trivia games. This educational app offers a fun way to expand your geographical knowledge.

Highlights
  • Learn world topography
  • Study continents and countries
  • Play multiple trivia games
  • Expand geographical knowledge
  • Suitable for ages 4+
Features
Read full description

In GeoLogic you will learn the basic topography of the world. Learn all about the 6 continents and many countries. By playing many different games. * Terms Of Use * https://www.reddit.com/user/ItsJarik/comments/p0kw62/geologic_pro_terms_conditions/

Screenshots

Rockd4 screens
GeoLogic (Learn Geography)4 screens

Verdict

The call

The clearest difference is review sentiment: Rockd at 74% against GeoLogic (Learn Geography)'s 0%. Rockd also leads on in-app purchases (none vs 3) and ads (none vs shown). GeoLogic (Learn Geography)'s advantage is update cadence (every 5 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. GeoLogic (Learn Geography) sells 3 in-app purchases, starting at $2.99 per month. Rockd asks for nothing beyond the download.

UpkeepUpdate frequency

Rockd ships an update every 3 months, GeoLogic (Learn Geography) every 5 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Rockd versus GeoLogic (Learn Geography): the parameters behind the verdict, then further details
ParameterRockdGeoLogic (Learn Geography)
PriceFreeFree
Rating4.4 (187 ratings) — better—
Positive reviews73.6% of reviews — better0.0% of reviews
Number of ratings187 — better—
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.616.0 — better
Further details — not scored
Size259 MB14 MB
Age rating4+4+
DeveloperUniversity of Wisconsin-Madison Shared AppsJarik Okkerman

Customer experience

Rockd

All ratings185 ratings
Positive82.2%
Neutral7.6%
Negative10.3%
Written reviews91 reviews
Positive73.6%
Neutral13.2%
Negative13.2%

GeoLogic (Learn Geography)

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Rockd

Reported bugs

17 issues
  • Black map display in airplane mode and online
  • Persistent error dialogs that cannot be dismissed
  • GPS not tracking in real-time
  • Offline check-ins not syncing properly
  • Sign-up page jumps between fields and login page
Show 12 more
  • Fossils button not working
  • Map returns to user location after viewing check-ins
  • App crashes and becomes unresponsive
  • Data loss after app reinstall or logout
  • Maps fail to load after recent updates
  • Location search functionality broken
  • Android version windows not visible
  • Straight lines appear when zooming
  • Formations stop at state lines
  • Check-in screen stuck with no exit option
  • App won't load after initial use
  • Geological overlay won't upload to base map

Requested features

16 requests
  • Follow/friend mechanic to track other users' check-ins
  • Rock identification tool from photo uploads
  • Offline map download with customizable zoom levels
  • Stereonet tool for structural geology
  • Groundwater/aquifer information section
Show 11 more
  • Map legend/key for geological features
  • Spanish language support
  • Ability to move dashboard to different locations
  • Latitude/longitude search functionality
  • Multiple photo attachments per location
  • Strike and dip data visualization
  • Fault line labeling on maps
  • Better Android version compatibility
  • Tutorial or short course for advanced features
  • Black contact lines between formations toggle
  • Personal photo upload focus with mineral variations

GeoLogic (Learn Geography)

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Rockd

No in-app purchases

3 purchases

GeoLogic (Learn Geography)

Subscriptions2
  • All Access$2.991 Month
  • GeoLogic Pro - Annual$21.491 Year
One-time1
  • Starter Pack$0.99

Questions

Is Rockd free?
Rockd is free to download, with no in-app purchases.
Is GeoLogic (Learn Geography) free?
GeoLogic (Learn Geography) is free to download, with in-app purchases available.
Do Rockd or GeoLogic (Learn Geography) have ads?
GeoLogic (Learn Geography) shows ads; Rockd does not.
Which is updated more often, Rockd or GeoLogic (Learn Geography)?
Rockd ships an update every 3 months, and GeoLogic (Learn Geography) every 5 weeks. Most recently, Rockd was updated on October 21, 2026 and GeoLogic (Learn Geography) on October 24, 2026.

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