# Interactive Solar System vs Minhaji

The clearest difference is price: Minhaji at Free against Interactive Solar System's $1.99. Interactive Solar System's advantage is iOS requirement (12.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Minhaji is free to download; Interactive Solar System costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 5, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Interactive Solar System | Minhaji |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 52 MB | 93 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad, Apple TV | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [E7 Sentinel](https://appshunter.io/developer/1855515962) |

## What reviewers say

### Interactive Solar System

[App page](https://appshunter.io/ios/app/interactive-solar-system/id1240878228)

**Features:** macOS Compatibility

**In-app purchases:** none


### Minhaji

[App page](https://appshunter.io/ios/app/minhaji/id6765877647)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Interactive Solar System free?

Interactive Solar System costs $1.99, with no in-app purchases.

### Is Minhaji free?

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

### Do Interactive Solar System or Minhaji have ads?

Neither Interactive Solar System nor Minhaji shows ads.

### Which is updated more often, Interactive Solar System or Minhaji?

Interactive Solar System ships an update fortnightly, and Minhaji fortnightly. Most recently, Interactive Solar System was updated on October 5, 2026 and Minhaji on October 18, 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.*