# 오피스B vs 노크매니저

The clearest difference is iOS requirement: 오피스B at 13.0 against 노크매니저's 15.0. On price, update cadence, 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.

오피스B ships an update fortnightly, 노크매니저 monthly. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 오피스B | 노크매니저 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 63 MB | 36 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [(주)스파크플러스](https://appshunter.io/developer/1535133715) | [Trustay Co.,Ltd](https://appshunter.io/developer/1610652922) |

## What reviewers say

### 오피스B

[App page](https://appshunter.io/ios/app/b/id6532594547)

Manage your office space efficiently with this app. Access key features like facility information, air quality, and visitor management from the main screen. Control IoT devices remotely and book meeting rooms with ease.

**Highlights:** Facility and air quality monitoring, QR code access and attendance tracking, Remote IoT device control, Meeting room booking and sharing, Visitor invitation and notification

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

**In-app purchases:** none


### 노크매니저

[App page](https://appshunter.io/ios/app/id6767133972)

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

**In-app purchases:** none


## Frequently asked questions

### Is 오피스B free?

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

### Is 노크매니저 free?

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

### Do 오피스B or 노크매니저 have ads?

Neither 오피스B nor 노크매니저 shows ads.

### Which is updated more often, 오피스B or 노크매니저?

오피스B ships an update fortnightly, and 노크매니저 monthly. Most recently, 오피스B was updated on October 13, 2026 and 노크매니저 on October 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.*