# Intro Airplane Design vs Unreal Chemist

The clearest difference is price: Unreal Chemist at Free against Intro Airplane Design's $14.99. Unreal Chemist also leads on update cadence (every 2 weeks vs every 9 months) and ratings volume (68 vs 1). Intro Airplane Design's advantage is rating (5.0 vs 4.5) and in-app purchases (none vs 1). On iOS requirement there is nothing between them.

Unreal Chemist is free to download; Intro Airplane Design costs $14.99 up front. Unreal Chemist sells 1 one-off in-app purchase. Intro Airplane Design asks for nothing beyond the download.

Intro Airplane Design holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Unreal Chemist has 68 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Intro Airplane Design's written reviews are positive against 73% of Unreal Chemist's.

Intro Airplane Design ships an update every 9 months, Unreal Chemist every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Intro Airplane Design | Unreal Chemist |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intro-airplane-design/id1568305325/reviews)** | [4.5 (68 ratings)](https://appshunter.io/ios/app/unreal-chemist/id1597689215/reviews) |
| Number of ratings | 1 | **68** |
| Positive reviews | **100.0% of reviews** | 73.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 35 MB | 342 MB |
| Requires iOS | 12.0.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Seeds Software](https://appshunter.io/developer/507836260) | [ZipoApps](https://appshunter.io/developer/1671444635) |

## What reviewers say

### Intro Airplane Design

[App page](https://appshunter.io/ios/app/intro-airplane-design/id1568305325)

Explore aeronautics through interactive simulations and design tools. Learn STEM principles by designing, building, and flying your own gliders and powered aircraft. This app offers comprehensive curriculum content for classroom use or self-study.

**Highlights:** Interactive STEM learning, Airplane design tools, Aeronautics simulations, Offline lab plans, Classroom curriculum, Wind tunnel simulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Unreal Chemist

[App page](https://appshunter.io/ios/app/unreal-chemist/id1597689215)

Explore a virtual chemistry lab on your phone. Mix chemicals, observe reactions, and conduct over 750 unique simulations with more than 150 available substances. Adjust variables like temperature and concentration to understand chemical principles.

**Highlights:** Mix chemicals for reactions, Burn salts for colorful flames, Heat elements for color emission, Adjust reactant concentration and quantity, Regulate reaction temperature, Control time flow (slow/fast forward), Monitor pH changes with indicators

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $5.99 | one-time |

**What reviewers like**

- ✨ Very educational for chemistry students
- 👍 Realistic looking and lots to do
- 🌟 Contains a heap of information
- 👍 Ads are occasional and not deterring
- 🚀 Amazing graphics and advanced features

**What reviewers complain about**

- 🐛 Some reactions are inaccurate
- 🐛 Buggy interface and features
- 💸 Many features behind a paywall
- 😩 Ads can be excessive
- 🤔 Free version is uninspiring

**Reported bugs**

- Sulfuric acid not dissolving with salts
- Heating solution during titration
- Watch ad for premium session not working
- Mixing game not always working intuitively
- Buttons on iPhone blocked by camera

**Requested features**

- Add more elements (e.g., Mn, H, O, Cl, F, Pb)
- Add more acids (e.g., Chloroauric acid, Vanadic acid, Perrhenic acid)
- Add more bases and solvents (e.g., styrofoam, polystyrene, ethanol, acetone)
- Add gases (e.g., Chlorine, Fluorine, Hydrogen, Oxygen)
- Option to specify amounts of chemicals to add


## Frequently asked questions

### Is Intro Airplane Design free?

Intro Airplane Design costs $14.99, with no in-app purchases.

### Is Unreal Chemist free?

Unreal Chemist is free to download, with in-app purchases available.

### Which has better reviews, Intro Airplane Design or Unreal Chemist?

Intro Airplane Design is rated higher. Intro Airplane Design averages 5.0 out of 5 from 1 ratings, while Unreal Chemist averages 4.5 from 68 ratings.

### Do Intro Airplane Design or Unreal Chemist have ads?

Unreal Chemist shows ads; Intro Airplane Design does not.

### Which is updated more often, Intro Airplane Design or Unreal Chemist?

Intro Airplane Design ships an update every 9 months, and Unreal Chemist every 2 weeks. Most recently, Intro Airplane Design was updated on November 3, 2026 and Unreal Chemist on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*