# SoilWeb vs DeepTime for Geology

The clearest difference is rating: DeepTime for Geology at 5.0 against SoilWeb's 3.6. DeepTime for Geology also leads on review sentiment (80% vs 47%) and update cadence (every 3 months vs every 8 months). SoilWeb's advantage is iOS requirement (9.0 vs 26.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DeepTime for Geology holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 15 and 7 respectively. Written reviews point the same way: 47% of SoilWeb's written reviews are positive against 80% of DeepTime for Geology's.

SoilWeb ships an update every 8 months, DeepTime for Geology every 3 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SoilWeb | DeepTime for Geology |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (15 ratings)](https://appshunter.io/ios/app/soilweb/id354911787/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/deeptime-for-geology/id1500200416/reviews)** |
| Number of ratings | **15** | 7 |
| Positive reviews | 47.0% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 26 MB | 1 MB |
| Requires iOS | **9.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [University of California, Davis](https://appshunter.io/developer/356519286) | [Hunt Mountain Software](https://appshunter.io/developer/328710008) |

## What reviewers say

### SoilWeb

[App page](https://appshunter.io/ios/app/soilweb/id354911787)

Access detailed soil survey information based on your current location. View soil profile sketches, estimated proportions, and geomorphic positions. Get aggregate data like water holding capacity and links to official soil descriptions.

**Highlights:** Soil profile sketches and geomorphic position, Map unit aggregate data (e.g., water holding capacity), Soil survey area scale and publication date, Detailed component soil properties and ratings, Links to Official Series Descriptions (OSDs), Location accuracy and auto-refresh settings

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Extremely helpful app
- 👍 Great for soil science
- 👍 Useful for field work
- 👍 Intuitive data interface
- 👍 Provides soil data instantly

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Doesn't open
- 🐛 Incompatible with newer iOS
- 🐛 Font color difficult to read
- 🐛 Map data inaccurate

**Reported bugs**

- App crashes on opening
- App doesn't open
- App not compatible with iOS 11/14
- Map gives soil data for wrong area
- Soil series name font color is white, hard to read

**Requested features**

- Allow "view map" feature like desktop version
- Change soil series font color
- Add map view for nearby soil types
- Allow manual input of locations
- Data export options


### DeepTime for Geology

[App page](https://appshunter.io/ios/app/deeptime-for-geology/id1500200416)

Explore an interactive geological time scale with detailed information on each unit, including GSSP definitions and color codes. Search for terms and view GSSPs on a global map. Ideal for geologists, students, and Earth history enthusiasts.

**Highlights:** Interactive geological time scale, Detailed GSSP definitions, CMYK and RGB color codes, Searchable by name or age, Global GSSP map integration, Tips for using time terms

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SoilWeb free?

SoilWeb is free to download, with no in-app purchases.

### Is DeepTime for Geology free?

DeepTime for Geology is free to download, with no in-app purchases.

### Which has better reviews, SoilWeb or DeepTime for Geology?

DeepTime for Geology is rated higher. SoilWeb averages 3.6 out of 5 from 15 ratings, while DeepTime for Geology averages 5.0 from 7 ratings.

### Do SoilWeb or DeepTime for Geology have ads?

Neither SoilWeb nor DeepTime for Geology shows ads.

### Which is updated more often, SoilWeb or DeepTime for Geology?

SoilWeb ships an update every 8 months, and DeepTime for Geology every 3 months. Most recently, SoilWeb was updated on October 27, 2026 and DeepTime for Geology on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*