# UBIS Master(유비스마스터) vs BDApp

The clearest difference is update cadence: BDApp at every 3 weeks against UBIS Master(유비스마스터)'s every 3 months. UBIS Master(유비스마스터)'s advantage is iOS requirement (12.0 vs 15.0). On price, ads, 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.

UBIS Master(유비스마스터) ships an update every 3 months, BDApp every 3 weeks. Both last shipped on September 17, 2026.

## The numbers

| Metric | UBIS Master(유비스마스터) | BDApp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 27 MB | 158 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [JongHoon Park](https://appshunter.io/developer/1011123709) | [emCT Co.,Ltd.](https://appshunter.io/developer/1566264022) |

## What reviewers say

### UBIS Master(유비스마스터)

[App page](https://appshunter.io/ios/app/ubis-master/id1011123710)

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

**In-app purchases:** none


### BDApp

[App page](https://appshunter.io/ios/app/bdapp-facility-smart-control/id1566264020)

This app offers integrated facility management with 24/7 remote monitoring for fire alarms, water levels, and CCTV. It helps reduce costs through automated control of power and HVAC systems, while improving working conditions by minimizing staffing needs and enabling remote emergency response. Installation is simplified with IoT devices, requiring minimal investment.

**Highlights:** Remote fire alarm monitoring, Remote water level monitoring, Remote CCTV monitoring, Automated power peak load control, HVAC system efficiency management, 24/7 issue notification

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

**In-app purchases:** none


## Frequently asked questions

### Is UBIS Master(유비스마스터) free?

UBIS Master(유비스마스터) is free to download, with no in-app purchases.

### Is BDApp free?

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

### Do UBIS Master(유비스마스터) or BDApp have ads?

Neither UBIS Master(유비스마스터) nor BDApp shows ads.

### Which is updated more often, UBIS Master(유비스마스터) or BDApp?

UBIS Master(유비스마스터) ships an update every 3 months, and BDApp every 3 weeks. Most recently, UBIS Master(유비스마스터) was updated on September 17, 2026 and BDApp on September 17, 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.*