# KT Smart WiFi vs Power Zero

The clearest difference is rating: KT Smart WiFi at 5.0 against Power Zero's 3.0. KT Smart WiFi also leads on update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (8.0 vs 15.5). Power Zero's advantage is review sentiment (41% vs 15%). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KT Smart WiFi holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews complicate that: 15% of KT Smart WiFi's written reviews are positive against 41% of Power Zero's, so the app with the better star average is not the one people write more warmly about.

KT Smart WiFi ships an update every 2 weeks, Power Zero every 6 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | KT Smart WiFi | Power Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kt-smart-wifi/id1395848718/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/power-zero/id1663188533/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 15.3% of reviews | **40.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 21 MB | 149 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Eltra nv](https://appshunter.io/developer/1109208366) | [毅 伍](https://appshunter.io/developer/1088814173) |

## What reviewers say

### KT Smart WiFi

[App page](https://appshunter.io/ios/app/kt-smart-wifi/id1395848718)

Control multiple home appliances remotely using your smartphone. This app leverages cloud technology and smart link setup for easy connection to your WiFi smart sockets, allowing you to manage devices from anywhere.

**Highlights:** Remote appliance control, Cloud technology integration, Smart link setup, Manage multiple devices, Control from anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


### Power Zero

[App page](https://appshunter.io/ios/app/power-zero/id1663188533)

Monitor and control your smart energy devices remotely. Track energy usage and production in real-time, find ways to improve efficiency, and manage your solar system's status.

**Highlights:** Real-time energy usage tracking, Energy production monitoring, Energy efficiency improvement suggestions, Remote smart home device control, Solar system status monitoring, Historical energy data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KT Smart WiFi free?

KT Smart WiFi is free to download, with no in-app purchases.

### Is Power Zero free?

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

### Which has better reviews, KT Smart WiFi or Power Zero?

KT Smart WiFi is rated higher. KT Smart WiFi averages 5.0 out of 5 from 1 ratings, while Power Zero averages 3.0 from 2 ratings.

### Do KT Smart WiFi or Power Zero have ads?

Neither KT Smart WiFi nor Power Zero shows ads.

### Which is updated more often, KT Smart WiFi or Power Zero?

KT Smart WiFi ships an update every 2 weeks, and Power Zero every 6 weeks. Most recently, KT Smart WiFi was updated on October 24, 2026 and Power Zero on October 20, 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.*