# Science 8 vs Electricity

The clearest difference is price: Science 8 at Free against Electricity's $1.99. Science 8 also leads on update cadence (every 3 months vs every 62 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Science 8 is free to download; Electricity costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Science 8 ships an update every 3 months, Electricity every 62 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Science 8 | Electricity |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/science-8/id1082583626/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 62 months |
| Monetization | Free | — |
| Size | 32 MB | 263 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IdeateGames](https://appshunter.io/developer/446654404) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Science 8

[App page](https://appshunter.io/ios/app/science-8/id1082583626)

This app offers interactive tools and practice tests to help middle school students visualize and understand key science concepts. It includes simulations for density, molecular activity, and population dynamics, along with practice tests covering various science subjects.

**Highlights:** Interactive molecular activity demonstration, Density and buoyancy simulation, Comprehensive science practice tests, Category building exercises, Statistics exploration tool, Food web population dynamics simulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Electricity

[App page](https://appshunter.io/ios/app/electricity-edutech-era/id1537222849)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Science 8 free?

Science 8 is free to download, with no in-app purchases.

### Is Electricity free?

Electricity costs $1.99, with no in-app purchases.

### Do Science 8 or Electricity have ads?

Neither Science 8 nor Electricity shows ads.

### Which is updated more often, Science 8 or Electricity?

Science 8 ships an update every 3 months, and Electricity every 62 months. Most recently, Science 8 was updated on November 2, 2026 and Electricity on November 7, 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.*