# The Elements by Theodore Gray vs CHEMIST by THIX

The clearest difference is rating: The Elements by Theodore Gray at 4.6 against CHEMIST by THIX's 4.0. The Elements by Theodore Gray also leads on review sentiment (73% vs 58%). CHEMIST by THIX's advantage is price ($8.99 vs $9.99) and iOS requirement (9.0 vs 17.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

The Elements by Theodore Gray costs $9.99 and CHEMIST by THIX $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

The Elements by Theodore Gray holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 123 and 127 respectively. Written reviews point the same way: 73% of The Elements by Theodore Gray's written reviews are positive against 58% of CHEMIST by THIX's.

The Elements by Theodore Gray ships an update every 3 months, CHEMIST by THIX every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | The Elements by Theodore Gray | CHEMIST by THIX |
| --- | --- | --- |
| Price | $9.99 | **$8.99** |
| Rating | **[4.6 (123 ratings)](https://appshunter.io/ios/app/the-elements-by-theodore-gray/id364147847/reviews)** | [4.0 (127 ratings)](https://appshunter.io/ios/app/chemist-by-thix/id440666387/reviews) |
| Number of ratings | 123 | **127** |
| Positive reviews | **73.1% of reviews** | 58.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 1.5 GB | 25 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NatureGuides Ltd.](https://appshunter.io/developer/310574314) | [THIX LLC](https://appshunter.io/developer/433373206) |

## What reviewers say

### The Elements by Theodore Gray

[App page](https://appshunter.io/ios/app/the-elements-by-theodore-gray/id364147847)

Explore the building blocks of the universe with this interactive guide to the periodic table. Discover beautifully photographed elements, fascinating stories, and detailed 3D models of over 500 objects, all presented in multiple languages.

**Highlights:** Living periodic table interface, Rotating 3D element samples, Detailed 3D object models, Pinch-zoom and 3D stereo viewing, Multilingual support, Fascinating stories and facts

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

**In-app purchases:** none

**What reviewers like**

- 💎 Stunning visuals and 3D animations
- 📚 Comprehensive information on elements
- 🎨 Engaging and humorous writing style
- 🏫 Excellent educational tool for all ages

**What reviewers complain about**

- 🔍 Difficult to navigate and find specific elements
- 🔌 Massive file size takes up a lot of storage
- 🐛 Frequent crashes and stability issues
- 💰 Expensive for the limited content

**Reported bugs**

- Element descriptions cut off on iPhone 6 Plus
- Crashes when switching landscape orientations
- Unable to download app after initial purchase

**Requested features**

- Add option to disable animations
- Improve periodic table navigation
- Include more detailed scientific information
- Support multiple languages and spellings


### CHEMIST by THIX

[App page](https://appshunter.io/ios/app/chemist-by-thix/id440666387)

Experience a virtual chemistry lab with a wide range of equipment, procedures, and chemicals. Safely conduct experiments, explore chemical reactions, and learn through real-time data visualization without any mess or risk.

**Highlights:** Virtual lab equipment and procedures, Extensive chemical library (inorganic and organic), Real-time chemical data calculations, Safe and mess-free experimentation, Interactive tools for temperature, air composition, and time, Intuitive user interface

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

**In-app purchases:** none


## Frequently asked questions

### Is The Elements by Theodore Gray free?

The Elements by Theodore Gray costs $9.99, with no in-app purchases.

### Is CHEMIST by THIX free?

CHEMIST by THIX costs $8.99, with no in-app purchases.

### Which has better reviews, The Elements by Theodore Gray or CHEMIST by THIX?

The Elements by Theodore Gray is rated higher. The Elements by Theodore Gray averages 4.6 out of 5 from 123 ratings, while CHEMIST by THIX averages 4.0 from 127 ratings.

### Do The Elements by Theodore Gray or CHEMIST by THIX have ads?

Neither The Elements by Theodore Gray nor CHEMIST by THIX shows ads.

### Which is updated more often, The Elements by Theodore Gray or CHEMIST by THIX?

The Elements by Theodore Gray ships an update every 3 months, and CHEMIST by THIX every 2 months. Most recently, The Elements by Theodore Gray was updated on October 24, 2026 and CHEMIST by THIX on October 24, 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.*