# 세이프텍 스마트홈 (Safetec SmartHome) vs KeyPlus3

The clearest difference is update cadence: KeyPlus3 at fortnightly against 세이프텍 스마트홈 (Safetec SmartHome)'s every 2 months. 세이프텍 스마트홈 (Safetec SmartHome)'s advantage is iOS requirement (12.4 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.

세이프텍 스마트홈 (Safetec SmartHome) ships an update every 2 months, KeyPlus3 fortnightly. The most recent releases landed on October 27, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 세이프텍 스마트홈 (Safetec SmartHome) | KeyPlus3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 35 MB | 35 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yeong Hwan Kim](https://appshunter.io/developer/1617036552) | [Special One Co., Ltd.](https://appshunter.io/developer/1521605263) |

## What reviewers say

### 세이프텍 스마트홈 (Safetec SmartHome)

[App page](https://appshunter.io/ios/app/safetec-smarthome/id1617036550)

**Features:** macOS Compatibility

**In-app purchases:** none


### KeyPlus3

[App page](https://appshunter.io/ios/app/keyplus3-digital-key/id6747149011)

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

**In-app purchases:** none


## Frequently asked questions

### Is 세이프텍 스마트홈 (Safetec SmartHome) free?

세이프텍 스마트홈 (Safetec SmartHome) is free to download, with no in-app purchases.

### Is KeyPlus3 free?

KeyPlus3 is free to download, with no in-app purchases.

### Do 세이프텍 스마트홈 (Safetec SmartHome) or KeyPlus3 have ads?

Neither 세이프텍 스마트홈 (Safetec SmartHome) nor KeyPlus3 shows ads.

### Which is updated more often, 세이프텍 스마트홈 (Safetec SmartHome) or KeyPlus3?

세이프텍 스마트홈 (Safetec SmartHome) ships an update every 2 months, and KeyPlus3 fortnightly. Most recently, 세이프텍 스마트홈 (Safetec SmartHome) was updated on October 27, 2026 and KeyPlus3 on October 26, 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.*