# 엔비전(envision) vs DSC Viewer

The clearest difference is update cadence: 엔비전(envision) at every 3 weeks against DSC Viewer's every 3 months. 엔비전(envision) also leads on iOS requirement (13.4 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.

엔비전(envision) ships an update every 3 weeks, DSC Viewer every 3 months. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 엔비전(envision) | DSC Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 93 MB | 409 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EnerDoT Co., Ltd.](https://appshunter.io/developer/1828863644) | [DEEP.FINE Co., Ltd.](https://appshunter.io/developer/1686362054) |

## What reviewers say

### 엔비전(envision)

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

**In-app purchases:** none


### DSC Viewer

[App page](https://appshunter.io/ios/app/dsc-viewer/id6483054587)

**In-app purchases:** none


## Frequently asked questions

### Is 엔비전(envision) free?

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

### Is DSC Viewer free?

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

### Do 엔비전(envision) or DSC Viewer have ads?

Neither 엔비전(envision) nor DSC Viewer shows ads.

### Which is updated more often, 엔비전(envision) or DSC Viewer?

엔비전(envision) ships an update every 3 weeks, and DSC Viewer every 3 months. Most recently, 엔비전(envision) was updated on September 18, 2026 and DSC Viewer on September 10, 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.*