# Bacteria 3D vs Unreal Chemist

The clearest difference is in-app purchases: Bacteria 3D at none against Unreal Chemist's 1. Bacteria 3D also leads on ads (none vs shown) and update cadence (weekly vs every 2 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Unreal Chemist sells 1 one-off in-app purchase. Bacteria 3D asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Bacteria 3D against 4.5 for Unreal Chemist. Both are backed by a comparable volume of ratings — 70 and 68 respectively. Written reviews are what separate them: 70% of Bacteria 3D's written reviews are positive against 73% of Unreal Chemist's.

Bacteria 3D ships an update weekly, Unreal Chemist every 2 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Bacteria 3D | Unreal Chemist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (70 ratings)](https://appshunter.io/ios/app/bacteria-3d/id1168927717/reviews)** | [4.5 (68 ratings)](https://appshunter.io/ios/app/unreal-chemist/id1597689215/reviews) |
| Number of ratings | **70** | 68 |
| Positive reviews | 70.0% of reviews | **73.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 115 MB | 342 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MOZAIK Education Ltd.](https://appshunter.io/developer/1064850236) | [ZipoApps](https://appshunter.io/developer/1671444635) |

## What reviewers say

### Bacteria 3D

[App page](https://appshunter.io/ios/app/bacteria-3d/id1168927717)

Explore biology through interactive 3D animations of bacteria in various shapes. This app offers a dynamic learning experience with pre-set views, narration, quizzes, and VR mode. It's designed for students but engaging for all ages.

**Highlights:** Interactive 3D bacteria models, Rotatable and zoomable scenes, Predefined navigation views, Walk mode for exploration, Narrations and animations, Animated quizzes, VR mode support

**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 Bacteria 3D free?

Bacteria 3D is free to download, with no in-app purchases.

### Is Unreal Chemist free?

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

### Which has better reviews, Bacteria 3D or Unreal Chemist?

Bacteria 3D is rated higher. Bacteria 3D averages 4.6 out of 5 from 70 ratings, while Unreal Chemist averages 4.5 from 68 ratings.

### Do Bacteria 3D or Unreal Chemist have ads?

Unreal Chemist shows ads; Bacteria 3D does not.

### Which is updated more often, Bacteria 3D or Unreal Chemist?

Bacteria 3D ships an update weekly, and Unreal Chemist every 2 weeks. Most recently, Bacteria 3D was updated on October 24, 2026 and Unreal Chemist on October 20, 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.*