# Chemyst vs Word Brain Training

The clearest difference is update cadence: Chemyst at every 3 weeks against Word Brain Training's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Chemyst ships an update every 3 weeks, Word Brain Training every 2 months. The most recent releases landed on September 1, 2026 and March 22, 2026 respectively.

## The numbers

| Metric | Chemyst | Word Brain Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (130 ratings)](https://appshunter.io/ios/app/chemyst/id1477871260/reviews)** | — |
| Number of ratings | **130** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 105 MB | 74 MB |
| Requires iOS | 8.0 | 8.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Medeiros](https://appshunter.io/developer/1091004600) | [群 薛](https://appshunter.io/developer/1043011026) |

## What reviewers say

### Chemyst

[App page](https://appshunter.io/ios/app/chemyst/id1477871260)

Experiment with basic elements to discover new compounds and molecules. Mix up to four elements, observe reactions, and unlock new discoveries. Hints are provided for non-reactive mixtures, and information about discovered elements is available.

**Highlights:** Mix up to four elements, Discover new compounds and molecules, Unlock new elements, View element information and Wikipedia pages, Receive hints for reactions, Leaderboards and achievements

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

**In-app purchases:** none


### Word Brain Training

[App page](https://appshunter.io/ios/app/word-brain-training/id1532639980)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chemyst free?

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

### Is Word Brain Training free?

Word Brain Training is free to download, with no in-app purchases.

### Do Chemyst or Word Brain Training have ads?

Neither Chemyst nor Word Brain Training shows ads.

### Which is updated more often, Chemyst or Word Brain Training?

Chemyst ships an update every 3 weeks, and Word Brain Training every 2 months. Most recently, Chemyst was updated on September 1, 2026 and Word Brain Training on March 22, 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.*