# Moon Globe HD vs Observer Pro

The clearest difference is price: Moon Globe HD at $0.99 against Observer Pro's $13.99. Moon Globe HD also leads on review sentiment (91% vs 79%) and device support (3 vs 1). On rating, update cadence, ads and in-app purchases there is nothing between them.

Moon Globe HD costs $0.99 and Observer Pro $13.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Moon Globe HD against 4.6 for Observer Pro. Both are backed by a comparable volume of ratings — 149 and 49 respectively. Written reviews are what separate them: 91% of Moon Globe HD's written reviews are positive against 79% of Observer Pro's.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Moon Globe HD | Observer Pro |
| --- | --- | --- |
| Price | **$0.99** | $13.99 |
| Rating | **[4.7 (149 ratings)](https://appshunter.io/ios/app/moon-globe-hd/id376000038/reviews)** | [4.6 (49 ratings)](https://appshunter.io/ios/app/observer-pro/id462392803/reviews) |
| Number of ratings | **149** | 49 |
| Positive reviews | **90.6% of reviews** | 79.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Paid | Paid |
| Size | 245 MB | 241 MB |
| Requires iOS | **7.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Midnight Martian](https://appshunter.io/developer/284473660) | [Joshua Bury](https://appshunter.io/developer/462392806) |

## What reviewers say

### Moon Globe HD

[App page](https://appshunter.io/ios/app/moon-globe-hd/id376000038)

Explore Earth's Moon in realistic 3D with this app. View detailed satellite imagery, observe real-time lighting changes, and identify lunar terrain and spacecraft. Switch to Telescope mode to see the Moon from your Earthly perspective.

**Highlights:** Real-time 3D lunar rendering, Realistic lighting simulation, Multitouch navigation, Telescope mode, Labeled terrain and spacecraft, Dynamic sky compass

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

**In-app purchases:** none

**What reviewers like**

- 🌙 Stunning high-resolution lunar imagery
- 👍 Excellent for amateur astronomers and telescope users
- 🔄 Flexible viewing modes (telescope view, globe view, mirrored)
- 💡 Accurate moon phase and illumination simulation
- 🎯 Comprehensive crater and feature identification with labels

**What reviewers complain about**

- ⏱️ No updates for 8+ years
- 🔗 Dead support links and broken URLs
- 🖱️ No mouse/trackpad support on Mac/iPad
- ❌ Missing recent lunar missions (Chinese landers, etc.)
- 🔍 Limited zoom capability compared to Google Earth

**Reported bugs**

- App not updated in 8 years, compatibility concerns
- Support links lead to dead URLs
- Location services don't work accurately
- Terminator line appears fuzzy instead of sharp
- iPad version lacks smooth telescope view access

**Requested features**

- Mouse and trackpad support for Mac and iPad
- Zoom and scroll buttons for easier navigation
- Update with latest lunar landers and missions
- Topography, gravity, and magnetic field maps
- Moon phase names (full moon, new moon, etc.)


### Observer Pro

[App page](https://appshunter.io/ios/app/observer-pro/id462392803)

This app helps advanced astronomers and astrophotographers plan their observing sessions. It predicts object visibility, factoring in local obstructions, and provides weather forecasts. Manage observing lists and favorite sites to maximize your stargazing time.

**Highlights:** 14,000+ deep sky objects with photos, Local horizon profile measurement, Object visibility prediction charts, Featured object recommendations, Favorite observing site management, Astronomical weather forecasts

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎯 Excellent target planning and visibility forecasting
- 🌍 Custom horizon mapping feature is intuitive and unique
- 📊 Comprehensive visualization graphs and charts
- 🔍 Extensive DSO catalog with detailed object information
- 📸 Offline object images included

**What reviewers complain about**

- 🐛 Crashes when selecting catalog groupings (recent)
- 🐛 Keyboard doesn't dismiss after input (iPad issue)
- 🐛 Data loss - observer lists disappearing
- 🐛 Search function missing in recent version
- ⏱️ Lack of developer updates for extended periods

**Reported bugs**

- App crashes when selecting catalog groupings (Galaxy, Planetary Nebulae, etc.)
- iOS keyboard doesn't dismiss on iPad after clicking Done
- Observer lists and custom data disappearing after app closure
- Search feature missing in version 1.4
- Continuous crashes since recent updates

**Requested features**

- iPad native app with landscape mode support
- Search functionality restoration/improvement
- Export observer lists to other apps (Sky Safari, etc.)
- Support for planets, comets, and asteroids
- Observing notes and session logging


## Frequently asked questions

### Is Moon Globe HD free?

Moon Globe HD costs $0.99, with no in-app purchases.

### Is Observer Pro free?

Observer Pro costs $13.99, with no in-app purchases.

### Which has better reviews, Moon Globe HD or Observer Pro?

Moon Globe HD is rated higher. Moon Globe HD averages 4.7 out of 5 from 149 ratings, while Observer Pro averages 4.6 from 49 ratings.

### Do Moon Globe HD or Observer Pro have ads?

Neither Moon Globe HD nor Observer Pro shows ads.

### Which is updated more often, Moon Globe HD or Observer Pro?

Moon Globe HD ships an update every 6 months, and Observer Pro every 6 months. Most recently, Moon Globe HD was updated on September 24, 2026 and Observer Pro on September 21, 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.*