# Interactive Minds vs Solar System&Celestial Objects

The clearest difference is price: Solar System&Celestial Objects at Free against Interactive Minds's $5.99. Solar System&Celestial Objects also leads on device support (3 vs 1). Interactive Minds's advantage is ads (none vs shown) and update cadence (every 4 days vs every 6 weeks). On in-app purchases there is nothing between them.

Solar System&Celestial Objects is free to download; Interactive Minds costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Interactive Minds ships an update every 4 days, Solar System&Celestial Objects every 6 weeks. The most recent releases landed on September 8, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Interactive Minds | Solar System&Celestial Objects |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/interactive-minds-universe/id1508762771/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 6 weeks |
| Monetization | Paid | — |
| Size | 176 MB | 62 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vosonos LLC](https://appshunter.io/developer/578659631) | [NIKI TECH](https://appshunter.io/developer/1788609104) |

## What reviewers say

### Interactive Minds

[App page](https://appshunter.io/ios/app/interactive-minds-universe/id1508762771)

An interactive science book exploring the universe with stunning visuals and detailed facts. It covers a wide range of astronomical topics, from stars to galactic superclusters, designed for young learners.

**Highlights:** Interactive science book format, Stunning photos and videos, Universe simulations, Covers stars, galaxies, nebulae, and more, Kid-friendly design for ages 11+, No ads or in-app purchases

**Features:** macOS Compatibility

**In-app purchases:** none


### Solar System&Celestial Objects

[App page](https://appshunter.io/ios/app/solar-system-and-celestial-objects/id6503188651)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interactive Minds free?

Interactive Minds costs $5.99, with no in-app purchases.

### Is Solar System&Celestial Objects free?

Solar System&Celestial Objects is free to download, with no in-app purchases.

### Do Interactive Minds or Solar System&Celestial Objects have ads?

Solar System&Celestial Objects shows ads; Interactive Minds does not.

### Which is updated more often, Interactive Minds or Solar System&Celestial Objects?

Interactive Minds ships an update every 4 days, and Solar System&Celestial Objects every 6 weeks. Most recently, Interactive Minds was updated on September 8, 2026 and Solar System&Celestial Objects on May 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.*