# 원더브라 vs SmileDay

The clearest difference is update cadence: SmileDay at every 9 days against 원더브라's every 3 months. 원더브라's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads 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.

원더브라 ships an update every 3 months, SmileDay every 9 days. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 원더브라 | SmileDay |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 35.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Size | 19 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GRITEE, Inc.](https://appshunter.io/developer/1263406167) | [Jonghwan Lee](https://appshunter.io/developer/1640392243) |

## What reviewers say

### 원더브라

[App page](https://appshunter.io/ios/app/id1099062619)

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

**In-app purchases:** none


### SmileDay

[App page](https://appshunter.io/ios/app/smileday/id6798056591)

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

**In-app purchases:** none


## Frequently asked questions

### Is 원더브라 free?

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

### Is SmileDay free?

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

### Do 원더브라 or SmileDay have ads?

Neither 원더브라 nor SmileDay shows ads.

### Which is updated more often, 원더브라 or SmileDay?

원더브라 ships an update every 3 months, and SmileDay every 9 days. Most recently, 원더브라 was updated on October 10, 2026 and SmileDay on October 25, 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.*