# Complicated problem solving vs 上海高考数学知识体系 数学思想方法

The clearest difference is in-app purchases: Complicated problem solving at none against 上海高考数学知识体系 数学思想方法's 1. Complicated problem solving also leads on device support. 上海高考数学知识体系 数学思想方法's advantage is iOS requirement (12.0 vs 14.0). On price there is nothing between them.

Both are free to download. 上海高考数学知识体系 数学思想方法 sells 1 one-off in-app purchase. Complicated problem solving asks for nothing beyond the download.

## The numbers

| Metric | Complicated problem solving | 上海高考数学知识体系 数学思想方法 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 9 days | — |
| Size | 48 MB | 183 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Man Hung Sun](https://appshunter.io/developer/1471605573) | [建政 朱](https://appshunter.io/developer/599473971) |

## What reviewers say

### Complicated problem solving

[App page](https://appshunter.io/ios/app/complicated-problem-solving/id1526663206)

**Features:** macOS Compatibility

**In-app purchases:** none


### 上海高考数学知识体系 数学思想方法

[App page](https://appshunter.io/ios/app/id1624644516)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一次购买，永久使用 | $1.99 | one-time |


## Frequently asked questions

### Is Complicated problem solving free?

Complicated problem solving is free to download, with no in-app purchases.

### Is 上海高考数学知识体系 数学思想方法 free?

上海高考数学知识体系 数学思想方法 is free to download, with in-app purchases available.

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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.*