# ViSymulation Pro vs 學叨

The clearest difference is device support: ViSymulation Pro at 2 against 學叨's —. On price, 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.

## The numbers

| Metric | ViSymulation Pro | 學叨 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 240 MB | 96 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 12+ | 17+ |
| Developer | [HKU TELI](https://appshunter.io/developer/1153931100) | [wai yin innovation and technology limited](https://appshunter.io/developer/1737385707) |

## What reviewers say

### ViSymulation Pro

[App page](https://appshunter.io/ios/app/visymulation-pro/id6477567943)

**Features:** macOS Compatibility

**In-app purchases:** none


### 學叨

[App page](https://appshunter.io/ios/app/id6479883611)

**In-app purchases:** none


## Frequently asked questions

### Is ViSymulation Pro free?

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

### Is 學叨 free?

學叨 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.*