# USMP vs Nomad Geologist

The clearest difference is rating: Nomad Geologist at 5.0 against USMP's 3.5. Nomad Geologist also leads on update cadence (fortnightly vs every 3 months) and ratings volume (6 vs 2). USMP's advantage is in-app purchases (none vs 2) and iOS requirement (10.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Nomad Geologist sells 2 in-app purchases, starting at $7.99 per month. USMP asks for nothing beyond the download.

Nomad Geologist holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 6 respectively.

USMP ships an update every 3 months, Nomad Geologist fortnightly. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | USMP | Nomad Geologist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/usmp/id1245310007/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/nomad-geologist/id1462577133/reviews)** |
| Number of ratings | 2 | **6** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 59 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SAIC](https://appshunter.io/developer/389780061) | [Mohammed Tajer](https://appshunter.io/developer/1462577132) |

## What reviewers say

### USMP

[App page](https://appshunter.io/ios/app/usmp/id1245310007)

This application aids in collecting and storing data related to natural hazards like landslides and rockfalls. It is designed for park service personnel to use on-site during emergencies to gather crucial information.

**Highlights:** Natural hazard data collection, Data storage, On-site emergency use, Landslide and rockfall data, Park service application

**Features:** macOS Compatibility

**In-app purchases:** none


### Nomad Geologist

[App page](https://appshunter.io/ios/app/nomad-geologist/id1462577133)

Explore geology with this comprehensive dictionary app. It offers a vast collection of terms, concepts, and phenomena with visuals and expert references. An AI assistant provides instant answers, and advanced AI vision features are available via subscription for analyzing geological samples.

**Highlights:** Geology term dictionary, Visual aids and expert references, AI-powered assistant, AI vision for sample analysis, Connect with specialists

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Features Access (1 month) | $7.99 | per month |
| AI Features Access (2 month) | $14.99 | per 2 months |


## Frequently asked questions

### Is USMP free?

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

### Is Nomad Geologist free?

Nomad Geologist is free to download, with in-app purchases available.

### Which has better reviews, USMP or Nomad Geologist?

Nomad Geologist is rated higher. USMP averages 3.5 out of 5 from 2 ratings, while Nomad Geologist averages 5.0 from 6 ratings.

### Do USMP or Nomad Geologist have ads?

Neither USMP nor Nomad Geologist shows ads.

### Which is updated more often, USMP or Nomad Geologist?

USMP ships an update every 3 months, and Nomad Geologist fortnightly. Most recently, USMP was updated on October 17, 2026 and Nomad Geologist 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.*