# GlobeViewer Moon vs States & Capitals Study Unit

The clearest difference is price: GlobeViewer Moon at Free against States & Capitals Study Unit's $1.99. GlobeViewer Moon also leads on rating (2.0 vs 1.0) and device support (4 vs 1). States & Capitals Study Unit's advantage is in-app purchases (none vs 6) and ads (none vs shown). On iOS requirement there is nothing between them.

GlobeViewer Moon is free to download; States & Capitals Study Unit costs $1.99 up front. GlobeViewer Moon sells 6 one-off in-app purchases. States & Capitals Study Unit asks for nothing beyond the download.

GlobeViewer Moon holds the better App Store score, 2.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

GlobeViewer Moon ships an update every 3 months, States & Capitals Study Unit fortnightly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GlobeViewer Moon | States & Capitals Study Unit |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[2.0 (3 ratings)](https://appshunter.io/ios/app/globeviewer-moon/id1521271990/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/states-and-capitals-study-unit/id1618668230/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 160 MB | 18 MB |
| Requires iOS | **12.0** | 13.2 |
| Devices | **iPhone, iPad, iPod, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [RAB-Software](https://appshunter.io/developer/543575684) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### GlobeViewer Moon

[App page](https://appshunter.io/ios/app/globeviewer-moon/id1521271990)

Explore a detailed 3D model of the moon's surface with interactive globe and high-resolution map views. Discover craters, grooves, and other features with four distinct map modes, utilizing data from NASA's Lunar Reconnaissance Orbiter. This app offers adjustable lighting for enhanced visibility and is designed to be a valuable tool for telescope users.

**Highlights:** Interactive 3D moon globe, High-resolution 3D map view, Four map modes (elevation, photo, combined, telescope), Adjustable lighting for feature visibility, Data from NASA's Lunar Reconnaissance Orbiter, Telescope mode with realistic lighting and moon phase simulation

**Features:** Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |
| Upgrade to Front | $9.99 | one-time |
| Moon front side only | $13.99 | one-time |
| Upgrade to Pro | $14.99 | one-time |
| Upgrade to Pro | $23.99 | one-time |
| Professional version | $26.99 | one-time |


### States & Capitals Study Unit

[App page](https://appshunter.io/ios/app/states-and-capitals-study-unit/id1618668230)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GlobeViewer Moon free?

GlobeViewer Moon is free to download, with in-app purchases available.

### Is States & Capitals Study Unit free?

States & Capitals Study Unit costs $1.99, with no in-app purchases.

### Which has better reviews, GlobeViewer Moon or States & Capitals Study Unit?

GlobeViewer Moon is rated higher. GlobeViewer Moon averages 2.0 out of 5 from 3 ratings, while States & Capitals Study Unit averages 1.0 from 1 ratings.

### Do GlobeViewer Moon or States & Capitals Study Unit have ads?

GlobeViewer Moon shows ads; States & Capitals Study Unit does not.

### Which is updated more often, GlobeViewer Moon or States & Capitals Study Unit?

GlobeViewer Moon ships an update every 3 months, and States & Capitals Study Unit fortnightly. Most recently, GlobeViewer Moon was updated on October 20, 2026 and States & Capitals Study Unit 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.*