# 幼儿园加减法练习 vs Crazy Zone

The clearest difference is ads: 幼儿园加减法练习 at none against Crazy Zone's shown. 幼儿园加减法练习 also leads on iOS requirement (6.0 vs 13.0). On price, update cadence, 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.

幼儿园加减法练习 ships an update every 4 days, Crazy Zone every 2 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 幼儿园加减法练习 | Crazy Zone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/crazy-zone/id6480926763/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | — | Ad-supported |
| Size | 24 MB | 524 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [涛 陈](https://appshunter.io/developer/1509220765) | [Limonh LTD](https://appshunter.io/developer/1695643685) |

## What reviewers say

### 幼儿园加减法练习

[App page](https://appshunter.io/ios/app/id1211722570)

**Features:** macOS Compatibility

**In-app purchases:** none


### Crazy Zone

[App page](https://appshunter.io/ios/app/crazy-zone/id6480926763)

Compete against players worldwide in a thrilling park filled with adventures. Use unique characters and superhuman abilities to outlast opponents and climb the global leaderboards. Experience exciting battles with stunning graphics and sound effects.

**Highlights:** Online multiplayer gameplay, Variety of unique characters, Strategic combat and escapes, Global leaderboards, Stunning graphics, Epic sound effects

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

**In-app purchases:** none


## Frequently asked questions

### Is 幼儿园加减法练习 free?

幼儿园加减法练习 is free to download, with no in-app purchases.

### Is Crazy Zone free?

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

### Do 幼儿园加减法练习 or Crazy Zone have ads?

Crazy Zone shows ads; 幼儿园加减法练习 does not.

### Which is updated more often, 幼儿园加减法练习 or Crazy Zone?

幼儿园加减法练习 ships an update every 4 days, and Crazy Zone every 2 days. Most recently, 幼儿园加减法练习 was updated on November 2, 2026 and Crazy Zone on November 4, 2026.

---

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