Comparison

Soil Explorer vs campGEO

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

Head to head
About

Soil Explorer

Discover detailed soil property and landscape maps for U.S. states and global soil distributions. Understand how map features relate to real-world observations. This educational tool uses data from USDA and USGS to illustrate complex soil-landscape relationships.

Highlights
  • Detailed soil property maps
  • Landscape visualizations
  • Global soil distribution maps
  • Field observation correlation
  • USDA NRCS data integration
  • USGS data integration
Features
Read full description

Explore detailed maps of soil properties and landscapes for various U.S. states, as well as small-scale maps of soil distributions for the world. Examine the details for a specific area, but also see the overview for a large area. Learn how features shown on the maps correspond to what you observe in the field. Soil Explorer utilizes detailed soil survey data from the USDA Natural Resources Conservation Service and data and maps from the U. S. Geological Survey and other sources to produce informative, highly engaging maps. These maps are designed to show the complex interrelationships between soil properties and the landscapes in which soils occur.

About

campGEO

This app offers audio discussions paired with visuals and transcripts for easier learning. Navigate audio content using images or text, and download materials for offline access. It's designed for convenient, on-the-go education.

Highlights
  • Audio discussions with key images
  • Linked transcripts for navigation
  • Offline listening support
  • Access to national parks books
  • Easy on-the-go learning
Features
Read full description

Learn easier with campGEO. Exciting audio discussions with all the images you need to learn. Think podcasts with key images included! You also get transcripts that are directly linked to the audio files, allowing you to use images or transcripts to easily navigate to the portion of the audio discussion that is most applicable. Learning and listening made easy! With hours of audio discussions linked to key images and transcripts, we have made learning on the go so much easier. You can download files to listen offline, gain access to books on national parks, and so much more. Download the app now to learn everything you need! If you are having technical issues, please contact us using the contact form here https://www.campcourses.com/contact, or reach out on social media channels by contacting @planetgeocast.

Screenshots

Soil Explorer4 screens
campGEO4 screens

Verdict

The call

The clearest difference is review sentiment: campGEO at 100% against Soil Explorer's 0%. campGEO also leads on rating (4.8 vs 4.1) and update cadence (every 2 weeks vs every 11 months). Soil Explorer's advantage is in-app purchases (none vs 10). On price, ratings volume, ads and device support 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. campGEO sells 10 one-off in-app purchases. Soil Explorer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

campGEO holds the better App Store score, 4.8 against 4.1. Both are backed by a comparable volume of ratings — 9 and 24 respectively. Written reviews point the same way: 0% of Soil Explorer's written reviews are positive against 100% of campGEO's.

UpkeepUpdate frequency

Soil Explorer ships an update every 11 months, campGEO every 2 weeks. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

Scorecard5 real differences · 5 level
Soil Explorer versus campGEO: the parameters behind the verdict, then further details
ParameterSoil ExplorercampGEO
PriceFreeFree
Rating4.1 (9 ratings)4.8 (24 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings924 — better
Update frequencyEvery 11 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.7 — better15.6
Further details — not scored
Size172 MB53 MB
Age rating4+4+
DeveloperPurdue UniversityCamp Courses

Customer experience

Soil Explorer

All ratings9 ratings
Positive77.8%
Neutral0.0%
Negative22.2%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

campGEO

All ratings24 ratings
Positive95.8%
Neutral0.0%
Negative4.2%
Written reviews11 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Soil Explorer

No in-app purchases

10 purchases

campGEO

One-time10
  • Earth's Climate$3.99
  • The Geology of Mammoth Cave$6.99
  • Earth's Oldest Rocks$8.99
Show 7 more
  • Long Valley Caldera$9.99
  • Geology Rocks!$14.99
  • Gettysburg$14.99
  • Roadside Geology of Colorado$24.99
  • The Grand Tetons$24.99
  • Yellowstone National Park$29.99
  • The Grand Canyon$29.99

Questions

Is Soil Explorer free?
Soil Explorer is free to download, with no in-app purchases.
Is campGEO free?
campGEO is free to download, with in-app purchases available.
Which has better reviews, Soil Explorer or campGEO?
campGEO is rated higher. Soil Explorer averages 4.1 out of 5 from 9 ratings, while campGEO averages 4.8 from 24 ratings.
Do Soil Explorer or campGEO have ads?
Neither Soil Explorer nor campGEO shows ads.
Which is updated more often, Soil Explorer or campGEO?
Soil Explorer ships an update every 11 months, and campGEO every 2 weeks. Most recently, Soil Explorer was updated on October 17, 2026 and campGEO on October 19, 2026.

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