# Space Chunks vs solAR

The clearest difference is price: solAR at Free against Space Chunks's $1.99. solAR also leads on ratings volume (2.1K vs 2). Space Chunks's advantage is in-app purchases (none vs 1) and rating (5.0 vs 4.6). On update cadence, ads, device support and iOS requirement there is nothing between them.

solAR is free to download; Space Chunks costs $1.99 up front. solAR sells 1 one-off in-app purchase. Space Chunks asks for nothing beyond the download.

Space Chunks holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: solAR has 2.1K ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 7, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Space Chunks | solAR |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/space-chunks/id1120814624/reviews)** | [4.6 (2.1K ratings)](https://appshunter.io/ios/app/solar-solar-system-in-ar/id1286558019/reviews) |
| Number of ratings | 2 | **2.1K** |
| Positive reviews | — | 67.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 12 MB | 43 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod, Mac | **iPhone, iPad, iPod, Mac, Vision Pro** |
| Age rating | 17+ | 4+ |
| Developer | [Gomathy Shankaran](https://appshunter.io/developer/503956143) | [Michael Stoeckli](https://appshunter.io/developer/368788110) |

## What reviewers say

### Space Chunks

[App page](https://appshunter.io/ios/app/space-chunks/id1120814624)

Explore stunning images and videos from NASA's Astronomy Picture of the Day (APOD). Discover daily celestial wonders and access a curated monthly collection with concise explanations.

**Highlights:** Daily NASA APOD image/video, Monthly curated image/video set, Short explanations from NASA, Refreshable content, Notifications for new content

**Features:** Vision Pro support

**In-app purchases:** none


### solAR

[App page](https://appshunter.io/ios/app/solar-solar-system-in-ar/id1286558019)

Explore the solar system in 3D and augmented reality. View planets, moons, and the sun in high resolution, placing them in your real-world environment. Adjust distances and scales for an immersive educational experience.

**Highlights:** Augmented reality solar system exploration, High-resolution 3D models of planets and moons, Place celestial bodies in real-world environments, Adjustable planet and moon scale, Interactive learning about space, Intuitive gesture controls

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Activate all Celestial Bodies | $4.99 | one-time |

**What reviewers like**

- 🚀 Realistic and detailed planets
- 👍 Easy to use and intuitive interface
- 🌟 Great AR implementation
- 💡 Helpful for learning about the solar system

**What reviewers complain about**

- 💰 Paid content required to access full features
- 🐛 Bugs and glitches, especially after updates
- ⚠️ Inaccurate scale and proportions of planets/moons
- 🔧 Settings and controls not always intuitive

**Reported bugs**

- Planets not rendering properly in iOS 16
- Purchased content not unlocking correctly
- Frequent crashes and performance issues

**Requested features**

- Add more planets and dwarf planets
- Improve accuracy of scale and orbital mechanics
- Provide more educational information about planets
- Allow free access to full solar system view


## Frequently asked questions

### Is Space Chunks free?

Space Chunks costs $1.99, with no in-app purchases.

### Is solAR free?

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

### Which has better reviews, Space Chunks or solAR?

Space Chunks is rated higher. Space Chunks averages 5.0 out of 5 from 2 ratings, while solAR averages 4.6 from 2.1K ratings.

### Do Space Chunks or solAR have ads?

Neither Space Chunks nor solAR shows ads.

### Which is updated more often, Space Chunks or solAR?

Space Chunks ships an update every 3 months, and solAR every 3 months. Most recently, Space Chunks was updated on September 7, 2026 and solAR on September 25, 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.*