# Math Challenge vs Merinero

The clearest difference is update cadence: Math Challenge at every 2 weeks against Merinero's every 5 months. Merinero's advantage is iOS requirement (15.0 vs 18). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Math Challenge ships an update every 2 weeks, Merinero every 5 months. The most recent releases landed on October 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Math Challenge | Merinero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Size | 24 MB | 7 MB |
| Requires iOS | 18 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [UmpaLumpa Technologies S.L.](https://appshunter.io/developer/1799064190) | [Drovify Technologies SL](https://appshunter.io/developer/1874569818) |

## What reviewers say

### Math Challenge

[App page](https://appshunter.io/ios/app/math-challenge-brain-training/id6756998104)

**Features:** macOS Compatibility

**In-app purchases:** none


### Merinero

[App page](https://appshunter.io/ios/app/merinero/id6763369019)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Challenge free?

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

### Is Merinero free?

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

### Do Math Challenge or Merinero have ads?

Neither Math Challenge nor Merinero shows ads.

### Which is updated more often, Math Challenge or Merinero?

Math Challenge ships an update every 2 weeks, and Merinero every 5 months. Most recently, Math Challenge was updated on October 17, 2026 and Merinero on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*