# 세모(Semo) vs 아들아 공부 좀 하자

The clearest difference is update cadence: 아들아 공부 좀 하자 at every 4 days against 세모(Semo)'s every 2 weeks. 세모(Semo)'s advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.6). 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.

세모(Semo) ships an update every 2 weeks, 아들아 공부 좀 하자 every 4 days. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 세모(Semo) | 아들아 공부 좀 하자 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 30 MB | 29 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JIHUN PARK](https://appshunter.io/developer/1876526356) | [minhee choi](https://appshunter.io/developer/495587073) |

## What reviewers say

### 세모(Semo)

[App page](https://appshunter.io/ios/app/semo/id6759047269)

**Features:** macOS Compatibility

**In-app purchases:** none


### 아들아 공부 좀 하자

[App page](https://appshunter.io/ios/app/id6785939842)

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

**In-app purchases:** none


## Frequently asked questions

### Is 세모(Semo) free?

세모(Semo) is free to download, with no in-app purchases.

### Is 아들아 공부 좀 하자 free?

아들아 공부 좀 하자 is free to download, with no in-app purchases.

### Do 세모(Semo) or 아들아 공부 좀 하자 have ads?

Neither 세모(Semo) nor 아들아 공부 좀 하자 shows ads.

### Which is updated more often, 세모(Semo) or 아들아 공부 좀 하자?

세모(Semo) ships an update every 2 weeks, and 아들아 공부 좀 하자 every 4 days. Most recently, 세모(Semo) was updated on November 9, 2026 and 아들아 공부 좀 하자 on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*