# TeslaTown vs Physical Changes in Matter

The clearest difference is iOS requirement: TeslaTown at 9.3 against Physical Changes in Matter's 12.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | TeslaTown | Physical Changes in Matter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (15 ratings)](https://appshunter.io/ios/app/teslatown/id571972528/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 74 months | — |
| Monetization | Free | — |
| Size | 75 MB | 30 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [University of Illinois](https://appshunter.io/developer/422670617) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### TeslaTown

[App page](https://appshunter.io/ios/app/teslatown/id571972528)

Explore electricity generation and delivery through interactive structures and informational photos. This app is designed for upper elementary and middle school students to learn about electromagnetism and energy systems.

**Highlights:** Electricity generation and delivery exploration, Hydroelectric, solar, and wind power examples, Interactive structures, Informational photographs, Electromagnetism topics, Grades 3-8 curriculum alignment

**In-app purchases:** none


### Physical Changes in Matter

[App page](https://appshunter.io/ios/app/physical-changes-in-matter/id6514314103)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TeslaTown free?

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

### Is Physical Changes in Matter free?

Physical Changes in Matter is free to download, with no in-app purchases.

### Do TeslaTown or Physical Changes in Matter have ads?

Neither TeslaTown nor Physical Changes in Matter 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.*