# Engineering Math Quiz vs GanMatri 31

The clearest difference is price: Engineering Math Quiz at Free against GanMatri 31's $1.99. Engineering Math Quiz also leads on update cadence (every 3 weeks vs every 38 months) and iOS requirement (12.0 vs 18.0). GanMatri 31's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support there is nothing between them.

Engineering Math Quiz is free to download; GanMatri 31 costs $1.99 up front. Engineering Math Quiz sells 7 in-app purchases, starting at $4.99 per month. GanMatri 31 asks for nothing beyond the download.

Engineering Math Quiz ships an update every 3 weeks, GanMatri 31 every 38 months. The most recent releases landed on November 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Engineering Math Quiz | GanMatri 31 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/engineering-math-quiz/id1583491466/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 38 months |
| Monetization | Free with in-app purchases | — |
| Size | 68 MB | 17 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arshad Iqbal](https://appshunter.io/developer/1547001151) | [Everton Borges](https://appshunter.io/developer/1573929700) |

## What reviewers say

### Engineering Math Quiz

[App page](https://appshunter.io/ios/app/engineering-math-quiz/id1583491466)

Practice over 350 engineering math trivia questions with this free iOS app. It offers self-assessment tests and answer keys for various topics, aiding students in their learning and exam preparation.

**Highlights:** 350+ engineering math trivia questions, Self-assessment tests, Answer keys provided, Covers basic and advanced topics, Revision guide for students, Practice for online exams

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Package | $4.99 | per month |
| 3 Months Package | $9.99 | per 3 months |
| 6 Months Package | $14.99 | per 6 months |
| 1 Year Package | $19.99 | per year |
| 1500 Coins | $0.99 | one-time |
| 3500 Coins | $0.99 | one-time |
| 6000 Coins | $2.99 | one-time |


### GanMatri 31

[App page](https://appshunter.io/ios/app/ganmatri-31/id1590588695)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Engineering Math Quiz free?

Engineering Math Quiz is free to download, with in-app purchases available.

### Is GanMatri 31 free?

GanMatri 31 costs $1.99, with no in-app purchases.

### Do Engineering Math Quiz or GanMatri 31 have ads?

Engineering Math Quiz shows ads; GanMatri 31 does not.

### Which is updated more often, Engineering Math Quiz or GanMatri 31?

Engineering Math Quiz ships an update every 3 weeks, and GanMatri 31 every 38 months. Most recently, Engineering Math Quiz was updated on November 3, 2026 and GanMatri 31 on October 13, 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.*