# FLASH vs 버튼

The clearest difference is update cadence: 버튼 at every 6 days against FLASH's every 3 months. On price, ads, 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.

FLASH ships an update every 3 months, 버튼 every 6 days. The most recent releases landed on October 1, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | FLASH | 버튼 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 9 MB | 181 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Neora Korea, Ltd.](https://appshunter.io/developer/1594584999) | [Hyun-Il Yoo](https://appshunter.io/developer/1683275732) |

## What reviewers say

### FLASH

[App page](https://appshunter.io/ios/app/flash-k/id1594584997)

**Features:** macOS Compatibility

**In-app purchases:** none


### 버튼

[App page](https://appshunter.io/ios/app/id6448019331)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FLASH free?

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

### Is 버튼 free?

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

### Do FLASH or 버튼 have ads?

Neither FLASH nor 버튼 shows ads.

### Which is updated more often, FLASH or 버튼?

FLASH ships an update every 3 months, and 버튼 every 6 days. Most recently, FLASH was updated on October 1, 2026 and 버튼 on September 28, 2026.

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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.*