# Mathletic vs QOI

The clearest difference is in-app purchases: QOI at none against Mathletic's 3. QOI also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.4). On price and ads there is nothing between them.

Both are free to download. Mathletic sells 3 in-app purchases, starting at $1.99 per month. QOI asks for nothing beyond the download.

## The numbers

| Metric | Mathletic | QOI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/mathletic/id6504717536/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 45 MB |
| Requires iOS | 17.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nicholas Crino](https://appshunter.io/developer/1753502045) | [Abrar Hussain](https://appshunter.io/developer/1891029490) |

## What reviewers say

### Mathletic

[App page](https://appshunter.io/ios/app/mathletic/id6504717536)

Master mental math with this app's free curriculum and customizable trainer. Learn techniques for complex calculations, track your progress with analytics, and sharpen your mind for school or personal challenges.

**Highlights:** Mental math techniques, Complex calculation training, Customizable interface, Progress tracking analytics, Free curriculum

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $1.99 | per month |
| All Access | $9.99 | per year |
| Tea-sized Tip | $3.99 | one-time |


### QOI

[App page](https://appshunter.io/ios/app/qoi-my-quran-class/id6761711779)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mathletic free?

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

### Is QOI free?

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

### Do Mathletic or QOI have ads?

Neither Mathletic nor QOI shows ads.

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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.*