# Professor Grade vs DIY Science Experiments Game!

The clearest difference is rating: Professor Grade at 3.4 against DIY Science Experiments Game!'s 2.9. Professor Grade also leads on ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

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

Professor Grade holds the better App Store score, 3.4 against 2.9. Both are backed by a comparable volume of ratings — 14 and 7 respectively.

Professor Grade ships an update fortnightly, DIY Science Experiments Game! every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Professor Grade | DIY Science Experiments Game! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (14 ratings)](https://appshunter.io/ios/app/professor-grade/id1508272158/reviews)** | [2.9 (7 ratings)](https://appshunter.io/ios/app/diy-science-experiments-game/id1602340996/reviews) |
| Number of ratings | **14** | 7 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 364 MB | 125 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [RedLine Games](https://appshunter.io/developer/1050165849) | [Shanze Shafique](https://appshunter.io/developer/1450623161) |

## What reviewers say

### Professor Grade

[App page](https://appshunter.io/ios/app/professor-grade/id1508272158)

Test your knowledge by swiping right for correct answers and left for incorrect ones. Challenge yourself to become the ultimate professor in this fun and engaging game.

**Highlights:** Swipe right for correct answers, Swipe left for incorrect answers, Become the best professor, Fun gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### DIY Science Experiments Game!

[App page](https://appshunter.io/ios/app/diy-science-experiments-game/id1602340996)

Explore a compilation of viral science experiments in this game. Simulate exciting reactions like soda eruptions and toothpaste towers, or enjoy satisfying shredding and crushing simulations. Perform experiments virtually without needing real-world materials.

**Highlights:** Viral science experiment compilation, Soda eruption simulations, Toothpaste tower creation, Shredding and crushing experiments, Hydraulic press simulations, Rainbow cloud creation

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

**In-app purchases:** none


## Frequently asked questions

### Is Professor Grade free?

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

### Is DIY Science Experiments Game! free?

DIY Science Experiments Game! is free to download, with no in-app purchases.

### Which has better reviews, Professor Grade or DIY Science Experiments Game!?

Professor Grade is rated higher. Professor Grade averages 3.4 out of 5 from 14 ratings, while DIY Science Experiments Game! averages 2.9 from 7 ratings.

### Do Professor Grade or DIY Science Experiments Game! have ads?

DIY Science Experiments Game! shows ads; Professor Grade does not.

### Which is updated more often, Professor Grade or DIY Science Experiments Game!?

Professor Grade ships an update fortnightly, and DIY Science Experiments Game! every 2 weeks. Most recently, Professor Grade was updated on November 3, 2026 and DIY Science Experiments Game! on November 3, 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.*