# IoT원패스 vs 워터 Water

The clearest difference is review sentiment: 워터 Water at 64% against IoT원패스's 9%. 워터 Water also leads on rating (4.0 vs 1.0) and update cadence (every 2 weeks vs every 4 months). IoT원패스's advantage is iOS requirement (13 vs 17.2). 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.

워터 Water holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 9% of IoT원패스's written reviews are positive against 64% of 워터 Water's.

IoT원패스 ships an update every 4 months, 워터 Water every 2 weeks. Both last shipped on October 14, 2026.

## The numbers

| Metric | IoT원패스 | 워터 Water |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/iot/id1537678233/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/water/id1633980849/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 9.3% of reviews | **64.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 17 MB | 96 MB |
| Requires iOS | **13** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [(주)에이펙스테크놀러지](https://appshunter.io/developer/1537678235) | [브라이트에너지파트너스(주)](https://appshunter.io/developer/1633980851) |

## What reviewers say

### IoT원패스

[App page](https://appshunter.io/ios/app/iot/id1537678233)

This app enables residents of apartment buildings with installed IoT hardware to communicate with the system. It allows for opening the main entrance, registering parking locations, and sending emergency signals to the management office.

**Highlights:** Open main entrance, Register parking location, Emergency bell signal, Communicate with IoT hardware

**Features:** Vision Pro support

**In-app purchases:** none


### 워터 Water

[App page](https://appshunter.io/ios/app/water/id1633980849)

Easily find and use fast EV charging stations on your route. The app simplifies the entire process, from locating chargers to completing payments, ensuring a convenient charging experience for electric vehicle owners.

**Highlights:** Find highway and urban fast charging stations, 350kW ultra-fast charging, Automatic charging start after initial setup, Route-based charging station search, Real-time charging status monitoring, Supports Tesla with DC combo adapter, In-app payment without membership card

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IoT원패스 free?

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

### Is 워터 Water free?

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

### Which has better reviews, IoT원패스 or 워터 Water?

워터 Water is rated higher. IoT원패스 averages 1.0 out of 5 from 2 ratings, while 워터 Water averages 4.0 from 1 ratings.

### Do IoT원패스 or 워터 Water have ads?

Neither IoT원패스 nor 워터 Water shows ads.

### Which is updated more often, IoT원패스 or 워터 Water?

IoT원패스 ships an update every 4 months, and 워터 Water every 2 weeks. Most recently, IoT원패스 was updated on October 14, 2026 and 워터 Water on October 14, 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.*