# Mars Info Lite vs Armillary Sphere

The clearest difference is rating: Mars Info Lite at 4.4 against Armillary Sphere's 4.0. Mars Info Lite also leads on ratings volume (200 vs 6) and review sentiment (96% vs 86%). Armillary Sphere's advantage is iOS requirement (9.0 vs 17.0). On price, update cadence, 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.

Mars Info Lite holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Mars Info Lite has 200 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 96% of Mars Info Lite's written reviews are positive against 86% of Armillary Sphere's.

Mars Info Lite ships an update every 3 months, Armillary Sphere every 5 months. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Mars Info Lite | Armillary Sphere |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (200 ratings)](https://appshunter.io/ios/app/mars-info-lite/id1093071808/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/armillary-sphere/id1225026601/reviews) |
| Number of ratings | **200** | 6 |
| Positive reviews | **96.0% of reviews** | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 210 MB | 275 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Goltvyanytsya](https://appshunter.io/developer/556365139) | [HKU TELI](https://appshunter.io/developer/1153931100) |

## What reviewers say

### Mars Info Lite

[App page](https://appshunter.io/ios/app/mars-info-lite/id1093071808)

Explore the surface of the Red Planet with an interactive 3D globe. Discover significant locations like volcanoes, craters, and mountains, and view detailed information about each. This version offers a curated selection of points of interest.

**Highlights:** Interactive 3D Mars globe, Rotate, tilt, and zoom controls, Pinpoint key locations, View location details (name, type, size, coordinates), List of selectable locations

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to navigate and self-explanatory
- ✨ Fantastic graphics and useful information
- 🚀 Responsive navigation around Mars
- 💡 Great for learning about Mars
- 🌟 Awesome info graphics and data

**What reviewers complain about**

- 🐛 Pinpoints shifted 90 degrees in longitude
- 🔭 Can't zoom in close enough
- 🖼️ Picture can be unsteady when scrolling text

**Reported bugs**

- Pinpoints shifted 90 degrees in longitude
- Crashes immediately on iPhone 4s

**Requested features**

- Implement geomorphology data
- Add ability to zoom out and see Mars alignment with other planets
- Add VR support
- Add apps for other planets


### Armillary Sphere

[App page](https://appshunter.io/ios/app/armillary-sphere/id1225026601)

Explore the cosmos with this 3D astronomical tool. Measure and record the positions and movements of celestial bodies, and determine sunrise/sunset times and day length. Reconstructs an ancient scientific instrument using modern technology.

**Highlights:** 3D astronomical model, Measure celestial positions, Record Sun and star movements, Determine sunrise/sunset times, Calculate day length, Adjustable Meridian, Equator, Horizon, Ecliptic, Altitude

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mars Info Lite free?

Mars Info Lite is free to download, with no in-app purchases.

### Is Armillary Sphere free?

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

### Which has better reviews, Mars Info Lite or Armillary Sphere?

Mars Info Lite is rated higher. Mars Info Lite averages 4.4 out of 5 from 200 ratings, while Armillary Sphere averages 4.0 from 6 ratings.

### Do Mars Info Lite or Armillary Sphere have ads?

Neither Mars Info Lite nor Armillary Sphere shows ads.

### Which is updated more often, Mars Info Lite or Armillary Sphere?

Mars Info Lite ships an update every 3 months, and Armillary Sphere every 5 months. Most recently, Mars Info Lite was updated on October 21, 2026 and Armillary Sphere on October 16, 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.*