# COMMAX IoT vs 볼트업(VoltUp)

COMMAX IoT and 볼트업(VoltUp) both sit at 3.0 stars, but that hides the real split: 52% of 볼트업(VoltUp)'s written reviews are positive against 0% of COMMAX IoT's. COMMAX IoT's advantage is iOS requirement (13.0 vs 16.4). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.0 for COMMAX IoT against 3.0 for 볼트업(VoltUp). Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 0% of COMMAX IoT's written reviews are positive against 52% of 볼트업(VoltUp)'s.

COMMAX IoT ships an update monthly, 볼트업(VoltUp) every 3 weeks. The most recent releases landed on September 30, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | COMMAX IoT | 볼트업(VoltUp) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/commax-iot/id1484734728/reviews) | [3.0 (2 ratings)](https://appshunter.io/ios/app/voltup/id6739238828/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | **51.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 184 MB | 46 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [COMMAX](https://appshunter.io/developer/433606349) | [LG Uplus VoltUp](https://appshunter.io/developer/1780951839) |

## What reviewers say

### COMMAX IoT

[App page](https://appshunter.io/ios/app/commax-iot/id1484734728)

Control your smart home devices remotely using your smartphone. Manage lighting, security, and receive calls from your entryway. Requires compatible COMMAX IP Home IoT system installation.

**Highlights:** Remote device control, Lighting and heating management, Gas valve control, Security settings, CCTV monitoring, Receive entryway calls

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

**In-app purchases:** none


### 볼트업(VoltUp)

[App page](https://appshunter.io/ios/app/voltup/id6739238828)

This app provides a comprehensive electric vehicle charging service with a vast network of charging stations nationwide. It offers a user-friendly interface for easy charging initiation, secure payment options including Kakao Pay, and detailed station information. Enjoy a convenient and safe charging experience with 24-hour monitoring.

**Highlights:** Extensive charging network nationwide, User-friendly charging app, 24-hour safety monitoring, Kakao login and payment, QR code charging initiation, Detailed charging station information

**In-app purchases:** none


## Frequently asked questions

### Is COMMAX IoT free?

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

### Is 볼트업(VoltUp) free?

볼트업(VoltUp) is free to download, with no in-app purchases.

### Which has better reviews, COMMAX IoT or 볼트업(VoltUp)?

COMMAX IoT and 볼트업(VoltUp) are both rated 3.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do COMMAX IoT or 볼트업(VoltUp) have ads?

Neither COMMAX IoT nor 볼트업(VoltUp) shows ads.

### Which is updated more often, COMMAX IoT or 볼트업(VoltUp)?

COMMAX IoT ships an update monthly, and 볼트업(VoltUp) every 3 weeks. Most recently, COMMAX IoT was updated on September 30, 2026 and 볼트업(VoltUp) on October 16, 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.*