Soil Explorer vs UWSP SPIN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Detailed soil property maps
- Landscape visualizations
- Global soil distribution maps
- Field observation correlation
- USDA NRCS data integration
- USGS data integration
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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.
UWSP SPIN
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The UW-Stevens Point Involvement Network (SPIN) is your gateway to student involvement on-campus. With the SPIN app, you can learn more about student organizations, see what events and volunteer opportunities are coming up, track your service hours and so much more! SPIN powered by CampusGroups is the official app for the University of Wisconsin Stevens Point for student engagement, organizations and events.
Screenshots
Verdict
The clearest difference is update cadence: UWSP SPIN at every 4 weeks against Soil Explorer's every 11 months. Soil Explorer's advantage is iOS requirement (14.7 vs 17.4). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Soil Explorer ships an update every 11 months, UWSP SPIN every 4 weeks. Both last shipped on October 24, 2026.
| Parameter | Soil Explorer | UWSP SPIN |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (9 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 11 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.7 — better | 17.4 |
| Further details — not scored | ||
| Size | 172 MB | 78 MB |
| Age rating | 4+ | 17+ |
| Developer | Purdue University | University of Wisconsin - Stevens Point |
In-app purchases
Soil Explorer
No in-app purchases
UWSP SPIN
No in-app purchases
Questions
Is Soil Explorer free?
Is UWSP SPIN free?
Do Soil Explorer or UWSP SPIN have ads?
Which is updated more often, Soil Explorer or UWSP SPIN?
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