# 시즌글라스 vs charmden

The clearest difference is ads: 시즌글라스 at none against charmden's shown. 시즌글라스 also leads on update cadence (every 5 months vs every 18 months). charmden's advantage is iOS requirement (13.0 vs 15.0). On price, 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.

시즌글라스 ships an update every 5 months, charmden every 18 months. The most recent releases landed on October 26, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 시즌글라스 | charmden |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 18 months |
| Size | 20 MB | 75 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Seasonglasskorea Co., Ltd.](https://appshunter.io/developer/1463349138) | [CHARMDEN HEALTH SCIENCE CO.,LTD](https://appshunter.io/developer/1507277715) |

## What reviewers say

### 시즌글라스

[App page](https://appshunter.io/ios/app/id1463349139)

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

**In-app purchases:** none


### charmden

[App page](https://appshunter.io/ios/app/charmden/id1601139426)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 시즌글라스 free?

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

### Is charmden free?

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

### Do 시즌글라스 or charmden have ads?

charmden shows ads; 시즌글라스 does not.

### Which is updated more often, 시즌글라스 or charmden?

시즌글라스 ships an update every 5 months, and charmden every 18 months. Most recently, 시즌글라스 was updated on October 26, 2026 and charmden on November 7, 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.*