# Dimer dice vs Chemical Engineering+

The clearest difference is in-app purchases: Dimer dice at none against Chemical Engineering+'s 6. Dimer dice also leads on iOS requirement (13.0 vs 17.0). Chemical Engineering+'s advantage is update cadence (every 2 months vs every 31 months). On price, ads and device support there is nothing between them.

Both are free to download. Chemical Engineering+ sells 6 in-app purchases, starting at $9.99 per month. Dimer dice asks for nothing beyond the download.

Dimer dice ships an update every 31 months, Chemical Engineering+ every 2 months. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Dimer dice | Chemical Engineering+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 96 MB | 18 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MD. USE INNOVATIONS SL](https://appshunter.io/developer/1292343455) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Dimer dice

[App page](https://appshunter.io/ios/app/dimer-dice/id1481408050)

**In-app purchases:** none


### Chemical Engineering+

[App page](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145)

Test your knowledge of chemical engineering with a comprehensive quiz app. It offers thousands of questions across various topics, adaptive difficulty, and detailed explanations to enhance learning. Prepare for exams and boost your industry skills with this interactive tool.

**Highlights:** Extensive question bank, Topic-specific quizzes, Calculations & problem solving, Adaptive difficulty, Interactive learning with explanations, Offline play, Leaderboard competition

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


## Frequently asked questions

### Is Dimer dice free?

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

### Is Chemical Engineering+ free?

Chemical Engineering+ is free to download, with in-app purchases available.

### Do Dimer dice or Chemical Engineering+ have ads?

Neither Dimer dice nor Chemical Engineering+ shows ads.

### Which is updated more often, Dimer dice or Chemical Engineering+?

Dimer dice ships an update every 31 months, and Chemical Engineering+ every 2 months. Most recently, Dimer dice was updated on October 10, 2026 and Chemical Engineering+ on September 29, 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.*