# Calcul Mental Challenge vs Docentes CAM. Interinos Madrid

The clearest difference is in-app purchases: Calcul Mental Challenge at none against Docentes CAM. Interinos Madrid's 1. Calcul Mental Challenge also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Docentes CAM. Interinos Madrid sells 1 in-app purchase, starting at $1.99 per year. Calcul Mental Challenge asks for nothing beyond the download.

Calcul Mental Challenge ships an update every 4 days, Docentes CAM. Interinos Madrid weekly. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Calcul Mental Challenge | Docentes CAM. Interinos Madrid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Size | 196 MB | 21 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Laurent BOST](https://appshunter.io/developer/1891585206) | [Miguel Ferrando Navalon](https://appshunter.io/developer/607725533) |

## What reviewers say

### Calcul Mental Challenge

[App page](https://appshunter.io/ios/app/calcul-mental-challenge/id6761807166)

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

**In-app purchases:** none


### Docentes CAM. Interinos Madrid

[App page](https://appshunter.io/ios/app/docentes-cam-interinos-madrid/id6769449708)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | per year |


## Frequently asked questions

### Is Calcul Mental Challenge free?

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

### Is Docentes CAM. Interinos Madrid free?

Docentes CAM. Interinos Madrid is free to download, with in-app purchases available.

### Do Calcul Mental Challenge or Docentes CAM. Interinos Madrid have ads?

Neither Calcul Mental Challenge nor Docentes CAM. Interinos Madrid shows ads.

### Which is updated more often, Calcul Mental Challenge or Docentes CAM. Interinos Madrid?

Calcul Mental Challenge ships an update every 4 days, and Docentes CAM. Interinos Madrid weekly. Most recently, Calcul Mental Challenge was updated on September 14, 2026 and Docentes CAM. Interinos Madrid on September 9, 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.*