# mozaik3D vs Unreal Chemist

The clearest difference is ads: mozaik3D at none against Unreal Chemist's shown. Unreal Chemist's advantage is rating (4.5 vs 4.2) and review sentiment (73% vs 58%). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. mozaik3D sells 2 one-off in-app purchases and Unreal Chemist sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Unreal Chemist holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 141 and 68 respectively. Written reviews point the same way: 58% of mozaik3D's written reviews are positive against 73% of Unreal Chemist's.

mozaik3D ships an update every 5 weeks, Unreal Chemist every 2 weeks. The most recent releases landed on October 22, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | mozaik3D | Unreal Chemist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (141 ratings)](https://appshunter.io/ios/app/mozaik3d-explore-and-learn/id1064850237/reviews) | **[4.5 (68 ratings)](https://appshunter.io/ios/app/unreal-chemist/id1597689215/reviews)** |
| Number of ratings | **141** | 68 |
| Positive reviews | 58.3% of reviews | **73.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 447 MB | 342 MB |
| Requires iOS | 15.0 | **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

### mozaik3D

[App page](https://appshunter.io/ios/app/mozaik3d-explore-and-learn/id1064850237)

This app makes learning engaging with over 1300 interactive 3D scenes covering history, science, math, and more. It offers digital lessons, quizzes, and narration to enhance understanding. Explore worlds in walk or VR mode, and practice languages with multi-language support.

**Highlights:** 1300+ interactive 3D scenes, Digital lessons, images, videos, audio, Quizzes and activities, Narrations and animations, Walk mode & VR mode, Multi-language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mozaik STUDENT - (1 Year) | $44.99 | one-time |
| Mozaik TEACHER - (1 Year) | $119.99 | one-time |

**What reviewers like**

- ✨ Excellent educational tool
- 💡 Innovative 3D scenes
- 📚 Wide range of subjects
- 👍 User-friendly for learning
- 🚀 Fast performance (when working)

**What reviewers complain about**

- 🐛 Frequent login issues
- 🐌 Slow loading times
- ❌ Content not loading
- 🚫 Registration problems
- 📉 Glitchy and buggy

**Reported bugs**

- Login fails, password incorrect
- Cannot register, country/data not accepted
- Account not working after registration
- Adrenaline (advanced) scene shows error
- Audio cuts off in Human body (male) scene

**Requested features**

- Update lymphatic system scene with 3D cross-sections
- Add 3D scene about domestic cat
- Add 3D scene about digestive system
- Add narration for better understanding
- More topics for small kids (plants, flowers, animals)


### 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 mozaik3D free?

mozaik3D is free to download, with in-app purchases available.

### Is Unreal Chemist free?

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

### Which has better reviews, mozaik3D or Unreal Chemist?

Unreal Chemist is rated higher. mozaik3D averages 4.2 out of 5 from 141 ratings, while Unreal Chemist averages 4.5 from 68 ratings.

### Do mozaik3D or Unreal Chemist have ads?

Unreal Chemist shows ads; mozaik3D does not.

### Which is updated more often, mozaik3D or Unreal Chemist?

mozaik3D ships an update every 5 weeks, and Unreal Chemist every 2 weeks. Most recently, mozaik3D was updated on October 22, 2026 and Unreal Chemist on October 20, 2026.

---

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