# LearnEveryDay vs Calcul Mental Challenge

The clearest difference is update cadence: Calcul Mental Challenge at every 4 days against LearnEveryDay's every 4 months. LearnEveryDay's advantage is iOS requirement (13.0 vs 15.6). 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.

LearnEveryDay ships an update every 4 months, Calcul Mental Challenge every 4 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LearnEveryDay | Calcul Mental Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 114 MB | 196 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Next Project](https://appshunter.io/developer/1381399389) | [Laurent BOST](https://appshunter.io/developer/1891585206) |

## What reviewers say

### LearnEveryDay

[App page](https://appshunter.io/ios/app/learneveryday/id1395983580)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calcul Mental Challenge

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

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

**In-app purchases:** none


## Frequently asked questions

### Is LearnEveryDay free?

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

### Is Calcul Mental Challenge free?

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

### Do LearnEveryDay or Calcul Mental Challenge have ads?

Neither LearnEveryDay nor Calcul Mental Challenge shows ads.

### Which is updated more often, LearnEveryDay or Calcul Mental Challenge?

LearnEveryDay ships an update every 4 months, and Calcul Mental Challenge every 4 days. Most recently, LearnEveryDay was updated on October 26, 2026 and Calcul Mental Challenge on October 25, 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.*