Comparison

OVAL Key vs 볼트업(VoltUp)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OVAL Key

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
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Get a Mobile Key from manager and Open your door with ease.

About

볼트업(VoltUp)

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
Read full description

전기차 충전서비스를 선도하는 볼트업이 새롭게 도약합니다! LG유플러스와 카카오모빌리티가 만나 탄생한 볼트업이 더 혁신적이고 편리한 전기차 충전 서비스를 제공하기 위해 플랫폼을 전면 고도화했습니다. ㅁ 볼트업은 이런 점이 좋아요! 첫 번째. 전국 어디서나 만날 수 있어요.3만 5천개가 넘는 충전기와 32만 개가 넘는 제휴 충전기를 가까운 곳에서 이용해 보세요. 두 번째. 편리한 충전 앱을 만나 보세요. 새롭게 개편된 앱으로 빠르고 손쉽게 충전을 시작할 수 있어요. 세 번째. 볼트업 충전소는 안전해요. 24시간 모니터링 시스템과 안전 기능으로 안심하고 충전하세요. ㅁ 신규앱으로 다음과 같이 좋아져요! 하나. 새로운 브랜딩을 적용해 산뜻해진 앱 디자인을 만나보세요. 하나. 카카오 로그인과 카카오페이로 간편하게 가입하고 결제하세요. (이제 법인 카드 등록이 가능해졌어요 :) ) 하나. 홈 화면에서 QR만 찍으면 곧바로 충전을 시작할 수 있어요. 하나. 충전소 정보가 더 상세하고 정확해졌어요. 실패 없이 충전소를 찾아보세요. 볼트업은 여러분들의 목소리를 기다립니다. ㅁ 문의창구 - voltup@lgvoltup.com - 홈페이지 : https://voltup.kr - 고객센터 : 1660-0365 ㅁ 서비스 접근 권한 안내 [선택 접근 권한] - 카메라 : 충전기 QR인증 및 충전기 고장 신고 - 사진/파일 : 충전기 고장 신고 및 고객 문의 시 이미지, 파일 첨부 - 알림 : 충전시작 및 종료, 혼잡도 알림 및 주요 공지 알림 수신 - 위치 : 현 위치 기반 주변 충전소 검색 및 정보 제공 (선택 접근 권한은 동의하지 않아도 서비스 이용이 가능합니다.)

Screenshots

OVAL Key4 screens
볼트업(VoltUp)4 screens

Verdict

The call

The clearest difference is rating: 볼트업(VoltUp) at 3.0 against OVAL Key's 1.0. 볼트업(VoltUp) also leads on review sentiment (52% vs 20%) and update cadence (every 3 weeks vs every 2 months). OVAL Key's advantage is iOS requirement (14.0 vs 16.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

볼트업(VoltUp) holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 20% of OVAL Key's written reviews are positive against 52% of 볼트업(VoltUp)'s.

UpkeepUpdate frequency

OVAL Key ships an update every 2 months, 볼트업(VoltUp) every 3 weeks. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

Scorecard4 real differences · 6 level
OVAL Key versus 볼트업(VoltUp): the parameters behind the verdict, then further details
ParameterOVAL Key볼트업(VoltUp)
PriceFreeFree
Rating1.0 (1 ratings)3.0 (2 ratings) — better
Positive reviews20.0% of reviews51.9% of reviews — better
Number of ratings12 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better16.4
Further details — not scored
Size26 MB46 MB
Age rating4+4+
DeveloperImGATE, Inc.LG Uplus VoltUp

Customer experience

OVAL Key

Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

볼트업(VoltUp)

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews77 reviews
Positive51.9%
Neutral2.6%
Negative45.5%

In-app purchases

None

OVAL Key

No in-app purchases

None

볼트업(VoltUp)

No in-app purchases

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.
Which has better reviews, OVAL Key or 볼트업(VoltUp)?
볼트업(VoltUp) is rated higher. OVAL Key averages 1.0 out of 5 from 1 ratings, while 볼트업(VoltUp) averages 3.0 from 2 ratings.
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 November 2, 2026 and 볼트업(VoltUp) on November 8, 2026.

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