# 엔비전(envision) vs ESS 통합관리시스템

The clearest difference is update cadence: 엔비전(envision) at every 3 weeks against ESS 통합관리시스템's every 8 months. 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.

엔비전(envision) ships an update every 3 weeks, ESS 통합관리시스템 every 8 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 엔비전(envision) | ESS 통합관리시스템 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 8 months |
| Size | 93 MB | 28 MB |
| Requires iOS | 13.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EnerDoT Co., Ltd.](https://appshunter.io/developer/1828863644) | [한국전기안전공사](https://appshunter.io/developer/1433675471) |

## What reviewers say

### 엔비전(envision)

[App page](https://appshunter.io/ios/app/envision/id6444843318)

**In-app purchases:** none


### ESS 통합관리시스템

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 엔비전(envision) free?

엔비전(envision) is free to download, with no in-app purchases.

### Is ESS 통합관리시스템 free?

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

### Do 엔비전(envision) or ESS 통합관리시스템 have ads?

Neither 엔비전(envision) nor ESS 통합관리시스템 shows ads.

### Which is updated more often, 엔비전(envision) or ESS 통합관리시스템?

엔비전(envision) ships an update every 3 weeks, and ESS 통합관리시스템 every 8 months. Most recently, 엔비전(envision) was updated on September 18, 2026 and ESS 통합관리시스템 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.*