# Flash vs 플래쉬 암산짱

The clearest difference is ads: 플래쉬 암산짱 at none against Flash's shown. On price, in-app purchases, device support 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 | Flash | 플래쉬 암산짱 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Size | 29 MB | 104 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [yeeun seo](https://appshunter.io/developer/1634215603) | [GYEHAUN KWON](https://appshunter.io/developer/1455485541) |

## What reviewers say

### Flash

[App page](https://appshunter.io/ios/app/flash-mental-math/id1634215601)

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

**In-app purchases:** none


### 플래쉬 암산짱

[App page](https://appshunter.io/ios/app/id6737738836)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flash free?

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

### Is 플래쉬 암산짱 free?

플래쉬 암산짱 is free to download, with no in-app purchases.

### Do Flash or 플래쉬 암산짱 have ads?

Flash shows ads; 플래쉬 암산짱 does not.

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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.*