# CMB Maps vs Cosmic Atlas

The clearest difference is in-app purchases: CMB Maps at none against Cosmic Atlas's 1. CMB Maps also leads on review sentiment (67% vs 59%) and iOS requirement (6.0 vs 14.0). Cosmic Atlas's advantage is ratings volume (65 vs 21). On price, rating, ads and device support there is nothing between them.

Both are free to download. Cosmic Atlas sells 1 one-off in-app purchase. CMB Maps asks for nothing beyond the download.

CMB Maps holds the better App Store score, 3.9 against 3.7. Both are backed by a comparable volume of ratings — 21 and 65 respectively. Written reviews point the same way: 67% of CMB Maps's written reviews are positive against 59% of Cosmic Atlas's.

## The numbers

| Metric | CMB Maps | Cosmic Atlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (21 ratings)](https://appshunter.io/ios/app/cmb-maps/id894952449/reviews)** | [3.7 (65 ratings)](https://appshunter.io/ios/app/cosmic-atlas/id1305522465/reviews) |
| Number of ratings | 21 | **65** |
| Positive reviews | **66.7% of reviews** | 58.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 57 MB | 147 MB |
| Requires iOS | **6.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Qingqing Mao](https://appshunter.io/developer/894952452) | [Cosmic Atlas LLC](https://appshunter.io/developer/1503373138) |

## What reviewers say

### CMB Maps

[App page](https://appshunter.io/ios/app/cmb-maps/id894952449)

Explore detailed all-sky maps of cosmic microwave background radiation from the Big Bang. Compare different generations of fluctuations in high resolution and view galactic coordinates and microwave sources.

**Highlights:** 4K resolution CMB maps, Compare multiple maps, Zoom and scroll for details, Sky reference map, Educational demonstration tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Cosmic Atlas

[App page](https://appshunter.io/ios/app/cosmic-atlas/id1305522465)

Explore a vast, scientifically rendered universe with lifelike exoplanets and detailed celestial bodies. Navigate through trillions of light years with multiple exploration modes, from first-person flight to telescopic identification. Discover and learn about thousands of planets beyond our solar system.

**Highlights:** Explore 5,000+ lifelike exoplanets, Navigate 180 trillion sq light years, Six interstellar travel modes, First-person planet view, Scientifically accurate renderings, Telescope identification mode, Detailed planet information panels

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $0.99 | one-time |

**What reviewers like**

- ✨ Stunning visuals and graphics
- 🌌 Immersive exploration experience
- 📚 Great for learning about the universe
- 💡 Unique and original app
- 🚀 Fast and smooth performance (when working)

**What reviewers complain about**

- 🐛 Frequent crashes and errors
- 💸 Paywalls limit free version
- 🤔 Confusing in-app purchases
- 📱 Text size difficult to read
- 😵 Over-the-top and irritating graphics

**Reported bugs**

- App crashes upon opening
- Kicked out of the game
- Cannot connect to server
- Error that doesn't let user in
- Planets brighten up unexpectedly

**Requested features**

- Add more solar system objects
- Fix Haumea's shape
- Add more candidates, dwarf moons, hypothetical objects, spacecrafts, anomalies, random asteroids, meteoroids, and comets
- Add ability to go into planets and see a preview
- Add more galaxies to travel to


## Frequently asked questions

### Is CMB Maps free?

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

### Is Cosmic Atlas free?

Cosmic Atlas is free to download, with in-app purchases available.

### Which has better reviews, CMB Maps or Cosmic Atlas?

CMB Maps is rated higher. CMB Maps averages 3.9 out of 5 from 21 ratings, while Cosmic Atlas averages 3.7 from 65 ratings.

### Do CMB Maps or Cosmic Atlas have ads?

Neither CMB Maps nor Cosmic Atlas shows ads.

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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.*