# Mars Info Lite vs Project Planet Space

The clearest difference is rating: Project Planet Space at 5.0 against Mars Info Lite's 4.4. Project Planet Space also leads on iOS requirement (15.0 vs 17.0). Mars Info Lite's advantage is update cadence (every 3 months vs every 25 months) and ratings volume (200 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Project Planet Space holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Mars Info Lite has 200 ratings behind it against 1, so its average is the more settled of the two.

Mars Info Lite ships an update every 3 months, Project Planet Space every 25 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Mars Info Lite | Project Planet Space |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (200 ratings)](https://appshunter.io/ios/app/mars-info-lite/id1093071808/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/project-planet-space/id6499347273/reviews)** |
| Number of ratings | **200** | 1 |
| Positive reviews | 96.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 25 months |
| Monetization | Free | Free |
| Size | 210 MB | 2 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Goltvyanytsya](https://appshunter.io/developer/556365139) | [Miroslav Hanzelka](https://appshunter.io/developer/1653768748) |

## 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


### Project Planet Space

[App page](https://appshunter.io/ios/app/project-planet-space/id6499347273)

Explore our solar system with an interactive map. Discover planetary gravity, temperatures, and atmospheric data. Calculate your weight on other worlds and learn fascinating space facts.

**Highlights:** Interactive solar system map, Personalized weight and age calculations, Detailed planetary data widgets, Multi-language support, Metric/Imperial unit switching, Cosmic museum aesthetic, Real astronomical data integration

**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 Project Planet Space free?

Project Planet Space is free to download, with no in-app purchases.

### Which has better reviews, Mars Info Lite or Project Planet Space?

Project Planet Space is rated higher. Mars Info Lite averages 4.4 out of 5 from 200 ratings, while Project Planet Space averages 5.0 from 1 ratings.

### Do Mars Info Lite or Project Planet Space have ads?

Neither Mars Info Lite nor Project Planet Space shows ads.

### Which is updated more often, Mars Info Lite or Project Planet Space?

Mars Info Lite ships an update every 3 months, and Project Planet Space every 25 months. Most recently, Mars Info Lite was updated on November 2, 2026 and Project Planet Space on November 4, 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.*