# Kuduro vs M3 Mental Math

The clearest difference is in-app purchases: Kuduro at none against M3 Mental Math's 2. Kuduro also leads on update cadence (every 9 days vs every 6 weeks) and iOS requirement (13.0 vs 15). On price, ads and device support there is nothing between them.

Both are free to download. M3 Mental Math sells 2 in-app purchases, starting at $1.99 per month. Kuduro asks for nothing beyond the download.

Kuduro ships an update every 9 days, M3 Mental Math every 6 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kuduro | M3 Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Size | 235 MB | 94 MB |
| Requires iOS | **13.0** | 15 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Jackson Rigg](https://appshunter.io/developer/1863156297) | [Institut Dr. Ehrlich e.K.](https://appshunter.io/developer/1601127216) |

## What reviewers say

### Kuduro

[App page](https://appshunter.io/ios/app/kuduro-angolan-dictionary/id6757779397)

**Features:** Vision Pro support

**In-app purchases:** none


### M3 Mental Math

[App page](https://appshunter.io/ios/app/m3-mental-math-learn-math/id6759405058)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version (monthly) | $1.99 | per month |
| Pro Version (annually) | $12.99 | per year |


## Frequently asked questions

### Is Kuduro free?

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

### Is M3 Mental Math free?

M3 Mental Math is free to download, with in-app purchases available.

### Do Kuduro or M3 Mental Math have ads?

Neither Kuduro nor M3 Mental Math shows ads.

### Which is updated more often, Kuduro or M3 Mental Math?

Kuduro ships an update every 9 days, and M3 Mental Math every 6 weeks. Most recently, Kuduro was updated on October 28, 2026 and M3 Mental Math on October 25, 2026.

---

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