# Math Fighter vs Kroup

The clearest difference is ads: Kroup at none against Math Fighter's shown. Math Fighter's advantage is update cadence (every 11 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Math Fighter sells 7 in-app purchases, starting at $2.99 per month and Kroup sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Math Fighter ships an update every 11 days, Kroup every 2 months. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Math Fighter | Kroup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/math-fighter-learn-math/id6760628828/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 41 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [THOMAS RIEDER](https://appshunter.io/developer/1885404934) | [Clement Despierre](https://appshunter.io/developer/6779754536) |

## What reviewers say

### Math Fighter

[App page](https://appshunter.io/ios/app/math-fighter-learn-math/id6760628828)

This app transforms math practice into an engaging fighting game. Solve problems to power up attacks and defeat opponents. Features an AI tutor for personalized lessons and a progression system to master math skills.

**Highlights:** AI-powered math tutor, Step-by-step lessons, Personalized learning plans, Dojo Mode with belt progression, Action-packed math battles, Real-world math applications

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $2.99 | per month |
| Yearly Pro | $19.99 | per year |
| Root Ghost | $1.99 | one-time |
| Albert Einstein | $1.99 | one-time |
| Time & Watch | $2.99 | one-time |
| Money Kids | $2.99 | one-time |
| James Watt | $5.99 | one-time |


### Kroup

[App page](https://appshunter.io/ios/app/kroup/id6786003715)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kroup Illimité — Mensuel | $8.99 | per month |
| Kroup Illimité — Annuel | $49.99 | per year |


## Frequently asked questions

### Is Math Fighter free?

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

### Is Kroup free?

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

### Do Math Fighter or Kroup have ads?

Math Fighter shows ads; Kroup does not.

### Which is updated more often, Math Fighter or Kroup?

Math Fighter ships an update every 11 days, and Kroup every 2 months. Most recently, Math Fighter was updated on October 1, 2026 and Kroup on October 4, 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.*