# 앤비투비 NB2B vs 요금계산기

The clearest difference is ads: 앤비투비 NB2B at none against 요금계산기's shown. 앤비투비 NB2B also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, 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.

앤비투비 NB2B ships an update every 3 months, 요금계산기 every 4 months. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 앤비투비 NB2B | 요금계산기 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 16 MB | 8 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [H AND B Co., Ltd.](https://appshunter.io/developer/1489275398) | [HUJIN SHIN](https://appshunter.io/developer/1516817833) |

## What reviewers say

### 앤비투비 NB2B

[App page](https://appshunter.io/ios/app/nb2b/id978595636)

**Features:** macOS Compatibility

**In-app purchases:** none


### 요금계산기

[App page](https://appshunter.io/ios/app/id1638761365)

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

**In-app purchases:** none


## Frequently asked questions

### Is 앤비투비 NB2B free?

앤비투비 NB2B is free to download, with no in-app purchases.

### Is 요금계산기 free?

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

### Do 앤비투비 NB2B or 요금계산기 have ads?

요금계산기 shows ads; 앤비투비 NB2B does not.

### Which is updated more often, 앤비투비 NB2B or 요금계산기?

앤비투비 NB2B ships an update every 3 months, and 요금계산기 every 4 months. Most recently, 앤비투비 NB2B was updated on October 13, 2026 and 요금계산기 on October 11, 2026.

---

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