# Extreme Addition vs Spin German!

The clearest difference is update cadence: Spin German! at weekly against Extreme Addition's every 3 weeks. Extreme Addition's advantage is device support (6 vs 3). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Extreme Addition ships an update every 3 weeks, Spin German! weekly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Extreme Addition | Spin German! |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 65 MB | 6 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [BARTOLI JOHAN](https://appshunter.io/developer/1317257810) | [滢 彭](https://appshunter.io/developer/1866082279) |

## What reviewers say

### Extreme Addition

[App page](https://appshunter.io/ios/app/extreme-addition/id1490095010)

This game offers a unique approach to addition, challenging players to boost their mental calculation skills. It features three levels with increasing number complexity and timed rounds to improve speed and reasoning. The game aims to build confidence and concentration through engaging number practice.

**Highlights:** Unique addition mechanics, Boosts mental calculation, Improves speed and reasoning, Three difficulty levels, Timed rounds for score saving, Enhances concentration and confidence

**In-app purchases:** none


### Spin German!

[App page](https://appshunter.io/ios/app/spin-german/id6757322379)

**In-app purchases:** none


## Frequently asked questions

### Is Extreme Addition free?

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

### Is Spin German! free?

Spin German! is free to download, with no in-app purchases.

### Do Extreme Addition or Spin German! have ads?

Neither Extreme Addition nor Spin German! shows ads.

### Which is updated more often, Extreme Addition or Spin German!?

Extreme Addition ships an update every 3 weeks, and Spin German! weekly. Most recently, Extreme Addition was updated on October 29, 2026 and Spin German! on October 28, 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.*