# College Engineering Science vs IQ Test

The clearest difference is price: IQ Test at Free against College Engineering Science's $15.99. IQ Test also leads on update cadence (every 5 weeks vs every 5 months). College Engineering Science's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

IQ Test is free to download; College Engineering Science costs $15.99 up front. IQ Test sells 7 one-off in-app purchases. College Engineering Science asks for nothing beyond the download.

College Engineering Science ships an update every 5 months, IQ Test every 5 weeks. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | College Engineering Science | IQ Test |
| --- | --- | --- |
| Price | $15.99 | **Free** |
| Rating | — | **[4.5 (53 ratings)](https://appshunter.io/ios/app/iq-test-intelligence-and-logic/id1644378921/reviews)** |
| Number of ratings | — | **53** |
| Positive reviews | — | 90.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 140 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Willie van Schalkwyk](https://appshunter.io/developer/1016415734) | [Cristina Munoz Castillo](https://appshunter.io/developer/1600497964) |

## What reviewers say

### College Engineering Science

[App page](https://appshunter.io/ios/app/college-engineering-science/id1533084500)

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

**In-app purchases:** none


### IQ Test

[App page](https://appshunter.io/ios/app/iq-test-intelligence-and-logic/id1644378921)

Assess your intelligence with a full IQ test and engage in brain training exercises. Practice logic puzzles, memory challenges, and math problems to enhance cognitive skills. Offers timed and untimed modes for personalized mental workouts.

**Highlights:** Full-length IQ-style test, Short practice quizzes, Logic puzzles, Memory exercises, Math problems, Progress tracking, Daily challenges

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Coins | $0.49 | one-time |
| 20 Coins | $0.99 | one-time |
| 50 Coins | $2.99 | one-time |
| No ads | $3.99 | one-time |
| 100 Coins | $3.99 | one-time |
| 250 Coins | $4.99 | one-time |
| FULL GAME | $5.99 | one-time |


## Frequently asked questions

### Is College Engineering Science free?

College Engineering Science costs $15.99, with no in-app purchases.

### Is IQ Test free?

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

### Do College Engineering Science or IQ Test have ads?

IQ Test shows ads; College Engineering Science does not.

### Which is updated more often, College Engineering Science or IQ Test?

College Engineering Science ships an update every 5 months, and IQ Test every 5 weeks. Most recently, College Engineering Science was updated on September 9, 2026 and IQ Test on September 20, 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.*