# 스마트안전TBM vs 성인의 수학

The clearest difference is ads: 스마트안전TBM at none against 성인의 수학's shown. 성인의 수학's advantage is update cadence (weekly vs every 2 weeks) and iOS requirement (13.0 vs 15.6). 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.

스마트안전TBM ships an update every 2 weeks, 성인의 수학 weekly. The most recent releases landed on September 15, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | 스마트안전TBM | 성인의 수학 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 24 MB | 41 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [(주) 지에스아이엘](https://appshunter.io/developer/1269878774) | [Mijin Kim](https://appshunter.io/developer/1717382242) |

## What reviewers say

### 스마트안전TBM

[App page](https://appshunter.io/ios/app/tbm/id6744890459)

**Features:** macOS Compatibility

**In-app purchases:** none


### 성인의 수학

[App page](https://appshunter.io/ios/app/id6782822659)

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

**In-app purchases:** none


## Frequently asked questions

### Is 스마트안전TBM free?

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

### Is 성인의 수학 free?

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

### Do 스마트안전TBM or 성인의 수학 have ads?

성인의 수학 shows ads; 스마트안전TBM does not.

### Which is updated more often, 스마트안전TBM or 성인의 수학?

스마트안전TBM ships an update every 2 weeks, and 성인의 수학 weekly. Most recently, 스마트안전TBM was updated on September 15, 2026 and 성인의 수학 on September 6, 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.*