# 心算训练 vs Python Dimensions

The clearest difference is device support: Python Dimensions at 2 against 心算训练's —. 心算训练's advantage is iOS requirement (12.0 vs 17.0). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | 心算训练 | Python Dimensions |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 33 MB | 111 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [其鸣 邹](https://appshunter.io/developer/1562939252) | [chengche lee](https://appshunter.io/developer/1862790313) |

## What reviewers say

### 心算训练

[App page](https://appshunter.io/ios/app/id6753218250)

**In-app purchases:** none


### Python Dimensions

[App page](https://appshunter.io/ios/app/python-dimensions-quiz-bank/id6759192089)

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

**In-app purchases:** none


## Frequently asked questions

### Is 心算训练 free?

心算训练 is free to download, with no in-app purchases.

### Is Python Dimensions free?

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

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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.*