Comparison

E vs 워터 Water

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

Head to head
About

E

This app provides an ultra-fast electric vehicle charging network, capable of charging most EVs in under 18 minutes. It features digital queues, automatic authentication and payment, and an EV route planner to optimize charging stops.

Highlights
  • Ultra-fast charging (under 18 minutes)
  • Korea's first EV ultra-fast charging network
  • Digital queue and reservation system
  • Plug and Charge technology
  • Digital wallet for charging membership
  • EV route planner
Features
Read full description

E-pit (To make your precious time more valuable, Hyundai Motor Group offers fast and innovative charging network service, a service offering ultra fast charging in under 18 minutes, Korea's first electric vehicle ultra fast charging network, digital queues, and an innovative reservation waiting service from authentication to payment without hassle.) 1) Ultra fast charging: E-pit provides the fastest charging speed in Korea. With the stable power supply of the high-power charger, the electric vehicle will be charged within 18 minutes. *Based on the Hyundai Ioniq 5, the battery capacity was charged from of 10% to 80% according to our test results. Results may vary depending on the outside temperature and/or vehicle condition. 2) Charging Network: Ultra fast charging services are provided on highways and at major hubs in the city. E-pit is Korea's first ultra fastcharging network for electric vehicles installed at highway rest areas and at major hubs in the city center. 3) Digital Queue: You don't have to wait at the charger for your turn any more. E-pit provides an expected latency guidance and push notification service to relieve the stress from waiting at the station. 4) Plug and Charge Technology: E-pit's Plug and Charge Technology automatically verifies, charges, and pays once a charging cable is plugged into an electric car. You don't have to carry your charging membership card any more. 5) Digital Wallet: E-pit's digital wallet is a membership card wallet held in a phone that can be used to conveniently access even from third-party charging networks. 6) EV Route Planner: Once you enter the staring point and destination into the E-pit app, E-pit will recommend optimized routes to charcing stations by analyzing big data collected at charging stations across the country.

About

워터 Water

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
Read full description

전기차 충전, 이제 어렵게 찾지 마세요. 워터 앱에서 내 경로 위 고속도로 충전소를 확인하고, 충전부터 결제까지 간편하게 끝내세요. • 고속도로 휴게소부터 도심까지, 워터 충전소에서 급속 충전하세요. • 장거리 이동 중에도 350kW 초급속 충전으로 빠르게 충전하고 출발하세요. • 첫 충전 이후에는 충전기 화면을 조작하지 않아도, 커넥터만 연결하면 바로 충전이 시작돼요. • 목적지를 입력하면 경로 위 고속도로 충전소만 모아 보여드려요. • 잠금화면은 물론, 스마트폰 사용 중에도 실시간 충전 현황을 확인하세요. • 테슬라도DC콤보 어댑터만 연결하면 350kW 초급속 충전기를 이용할 수 있어요. • 회원카드 없이 워터 앱 하나로 충전하고 결제하세요. 커넥터만 연결하면 충전 시작! 3초 충전, 워터.

Screenshots

E4 screens
워터 Water4 screens

Verdict

The call

The clearest difference is rating: 워터 Water at 4.0 against E's 1.0. 워터 Water also leads on review sentiment (64% vs 44%). E's advantage is iOS requirement (15.1 vs 17.2). On price, ratings volume, update cadence and ads 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

워터 Water holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 44% of E's written reviews are positive against 64% of 워터 Water's.

UpkeepUpdate frequency

E ships an update monthly, 워터 Water every 2 weeks. Both last shipped on September 23, 2026.

Scorecard3 real differences · 7 level
E versus 워터 Water: the parameters behind the verdict, then further details
ParameterE워터 Water
PriceFreeFree
Rating1.0 (1 ratings)4.0 (1 ratings) — better
Positive reviews44.2% of reviews63.6% of reviews — better
Number of ratings11
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better17.2
Further details — not scored
Size109 MB94 MB
Age rating4+4+
DeveloperHYUNDAI MOTOR COMPANY.,LTD브라이트에너지파트너스(주)

Customer experience

E

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews52 reviews
Positive44.2%
Neutral11.5%
Negative44.2%

워터 Water

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews22 reviews
Positive63.6%
Neutral4.5%
Negative31.8%

Bugs and requests

E

Reported bugs

16 issues
  • Login fails after updates
  • QR code scanner window doesn't appear
  • App shows 'charging' even after charging is complete
  • App doesn't respond to 'stop charging' button
  • Camera QR authentication required for specific chargers (EPit)
Show 11 more
  • BlueLink authentication API issues
  • Cannot update the app
  • App crashes immediately upon opening on iPhone 13 Pro
  • Cannot scan QR codes due to monitor refresh rate
  • App freezes or shows white screen during registration/login
  • Vehicle registration fails
  • Credit card re-registration errors after update
  • App crashes when using mobile data
  • Cannot select vehicle model during registration
  • Map scrolling issues on iPhone
  • Cannot log in with Naver linked ID after initial sign-up

Requested features

9 requests
  • Allow connection by device number or photo
  • Add flashlight function for QR code scanning
  • Improve real-time station availability updates
  • Support for more vehicle brands (e.g., Tesla)
  • Provide clear pre-visit guidance on usage differences
Show 4 more
  • Offer alternative login methods (email/password)
  • Improve app's readability and text presentation
  • Allow users to skip certain steps if needed
  • Add English language option

워터 Water

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

E

No in-app purchases

None

워터 Water

No in-app purchases

Questions

Is E free?
E 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, E or 워터 Water?
워터 Water is rated higher. E averages 1.0 out of 5 from 1 ratings, while 워터 Water averages 4.0 from 1 ratings.
Do E or 워터 Water have ads?
Neither E nor 워터 Water shows ads.
Which is updated more often, E or 워터 Water?
E ships an update monthly, and 워터 Water every 2 weeks. Most recently, E was updated on September 23, 2026 and 워터 Water on September 23, 2026.

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