# OVAL Key vs 볼트업(VoltUp)

The clearest difference is review sentiment: 볼트업(VoltUp) at 52% against OVAL Key's 20%. 볼트업(VoltUp) also leads on update cadence (every 3 weeks vs every 2 months). OVAL Key's advantage is iOS requirement (14.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

OVAL Key ships an update every 2 months, 볼트업(VoltUp) every 3 weeks. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OVAL Key | 볼트업(VoltUp) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/voltup/id6739238828/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 20.0% of reviews | **51.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 26 MB | 46 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ImGATE, Inc.](https://appshunter.io/developer/1434808258) | [LG Uplus VoltUp](https://appshunter.io/developer/1780951839) |

## What reviewers say

### OVAL Key

[App page](https://appshunter.io/ios/app/oval-key/id1452141303)

Access your home remotely by obtaining a mobile key from your property manager. This application allows you to easily open your door using your smartphone.

**Highlights:** Mobile key access, Remote door opening, Manager key distribution, Easy to use interface

**Features:** macOS Compatibility

**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 OVAL Key free?

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

### Is 볼트업(VoltUp) free?

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

### Do OVAL Key or 볼트업(VoltUp) have ads?

Neither OVAL Key nor 볼트업(VoltUp) shows ads.

### Which is updated more often, OVAL Key or 볼트업(VoltUp)?

OVAL Key ships an update every 2 months, and 볼트업(VoltUp) every 3 weeks. Most recently, OVAL Key was updated on October 6, 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.*