# ESS 통합관리시스템 vs 전기안전관리 시스템(전기안전관리자 전용)

The clearest difference is update cadence: ESS 통합관리시스템 at every 8 months against 전기안전관리 시스템(전기안전관리자 전용)'s every 17 months. ESS 통합관리시스템 also leads on iOS requirement (12.0 vs 15.6). 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.

ESS 통합관리시스템 ships an update every 8 months, 전기안전관리 시스템(전기안전관리자 전용) every 17 months. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ESS 통합관리시스템 | 전기안전관리 시스템(전기안전관리자 전용) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 17 months |
| Size | 28 MB | 142 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [한국전기안전공사](https://appshunter.io/developer/1433675471) | [KEEA](https://appshunter.io/developer/1705667051) |

## What reviewers say

### ESS 통합관리시스템

[App page](https://appshunter.io/ios/app/ess/id6446299030)

**Features:** macOS Compatibility

**In-app purchases:** none


### 전기안전관리 시스템(전기안전관리자 전용)

[App page](https://appshunter.io/ios/app/id6471786679)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ESS 통합관리시스템 free?

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

### Is 전기안전관리 시스템(전기안전관리자 전용) free?

전기안전관리 시스템(전기안전관리자 전용) is free to download, with no in-app purchases.

### Do ESS 통합관리시스템 or 전기안전관리 시스템(전기안전관리자 전용) have ads?

Neither ESS 통합관리시스템 nor 전기안전관리 시스템(전기안전관리자 전용) shows ads.

### Which is updated more often, ESS 통합관리시스템 or 전기안전관리 시스템(전기안전관리자 전용)?

ESS 통합관리시스템 ships an update every 8 months, and 전기안전관리 시스템(전기안전관리자 전용) every 17 months. Most recently, ESS 통합관리시스템 was updated on September 17, 2026 and 전기안전관리 시스템(전기안전관리자 전용) on September 9, 2026.

---

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