# Chemical Engineering+ vs Basic Engineering Dictionary

The clearest difference is rating: Basic Engineering Dictionary at 4.0 against Chemical Engineering+'s 3.0. Basic Engineering Dictionary also leads on ratings volume (6 vs 2) and iOS requirement (15.6 vs 17.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Chemical Engineering+ sells 6 in-app purchases, starting at $9.99 per month and Basic Engineering Dictionary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Basic Engineering Dictionary holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Chemical Engineering+ ships an update every 2 months, Basic Engineering Dictionary every 3 months. The most recent releases landed on June 3, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Chemical Engineering+ | Basic Engineering Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145/reviews) | **[4.0 (6 ratings)](https://appshunter.io/ios/app/basic-engineering-dictionary/id6746554325/reviews)** |
| Number of ratings | 2 | **6** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 18 MB | 88 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### 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 |


### Basic Engineering Dictionary

[App page](https://appshunter.io/ios/app/basic-engineering-dictionary/id6746554325)

Master engineering concepts with a comprehensive dictionary of over 11,000 terms, key equations, and formulas. Features interactive quizzes, a visual quick guide, and hands-free learning with autoplay mode. Ideal for students and professionals seeking to solidify their engineering knowledge.

**Highlights:** 11,000+ engineering terms, Key equations and formulas, Visual Quick Guide, Interactive quizzes, Autoplay mode for hands-free learning, User contributions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $3.99 | one-time |


## Frequently asked questions

### Is Chemical Engineering+ free?

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

### Is Basic Engineering Dictionary free?

Basic Engineering Dictionary is free to download, with in-app purchases available.

### Which has better reviews, Chemical Engineering+ or Basic Engineering Dictionary?

Basic Engineering Dictionary is rated higher. Chemical Engineering+ averages 3.0 out of 5 from 2 ratings, while Basic Engineering Dictionary averages 4.0 from 6 ratings.

### Do Chemical Engineering+ or Basic Engineering Dictionary have ads?

Neither Chemical Engineering+ nor Basic Engineering Dictionary shows ads.

### Which is updated more often, Chemical Engineering+ or Basic Engineering Dictionary?

Chemical Engineering+ ships an update every 2 months, and Basic Engineering Dictionary every 3 months. Most recently, Chemical Engineering+ was updated on June 3, 2026 and Basic Engineering Dictionary on September 8, 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.*