Comparison

U vs 한게임 OTP

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

Head to head
About

U

This app generates unique, one-time passwords to enhance your online security. It simplifies the sign-up process by issuing a serial number and allowing you to set a secure PIN for easy access to your accounts.

Highlights
  • Generates one-time passwords
  • Enhanced online security
  • Simplified sign-up process
  • Serial number issuance
  • PIN protection
Features
Read full description

U-OTP의 업그레이드된 버전, U-OTP+ U-OTP+는 가입방법이 간편해졌습니다. 1. U-OTP+다운로드 받아 실행하여, 시리얼번호를 발급 받습니다. 2. U-OTP+를 안전하게 사용하기 위한 잠금 비밀번호를 등록합니다. 3. 이용할 사이트에서 시리얼번호, OTP번호를 입력하면 가입이 완료됩니다. U-OTP+는 넥슨과 한게임에서 만나보실 수 있습니다. ------------------------------------------------------------------------------------------------------------ 개인정보 유출이 걱정되세요? 로그인 할 때 마다 새롭게 생성되는 일회용 비밀번호 U-OTP로, 안전하게 개인정보를 보호 받으세요. * 휴대폰에서 생성되는 일회용 비밀번호 서비스, U-OTP(Ubiquitous-One Time Password)란? -기본적으로 입력하던 아이디와 비밀번호 이외에 매번 새로운 비밀번호를 생성 받아 입력하여 로그인하는 강력한 보안서비스 입니다. -기존 로그인 : 아이디 + 비밀번호 -U-OTP 로그인 : 아이디 + 비밀번호 + 휴대폰에서 생성된 일회용 비밀번호(U-OTP) ------------------------------------------------------------------------------------------------------------

About

한게임 OTP

Enhance your account security with this app, providing a dual-layer protection service. Log in securely by approving authentication notifications sent to your registered mobile device after entering your ID and password.

Highlights
  • Account protection
  • Dual-layer security
  • Secure login
  • Authentication notifications
  • Mobile device verification
Features
Read full description

한게임 OTP로 한게임 아이디를 보다 안전하게 보호합니다. 아이디와 비밀번호 입력 후 등록된 휴대폰 기기의 한게임 OTP앱으로 전달된 인증 알림을 통해 안전하게 로그인 할 수 있는 이중 보안 서비스입니다. 자세한 사항은 한게임 홈페이지에서 확인할 수 있습니다. (https://accounts.hangame.com/security/otp/home)

Screenshots

U3 screens
한게임 OTP4 screens

Verdict

The call

The clearest difference is review sentiment: U at 67% against 한게임 OTP's 33%. U also leads on iOS requirement (8.0 vs 11.0). 한게임 OTP's advantage is update cadence (every 2 months vs every 6 months). On price, ads, in-app purchases and monetization model 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.

UpkeepUpdate frequency

U ships an update every 6 months, 한게임 OTP every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard3 real differences · 7 level
U versus 한게임 OTP: the parameters behind the verdict, then further details
ParameterU한게임 OTP
PriceFreeFree
Rating3.0 (2 ratings) — better—
Positive reviews66.7% of reviews — better33.3% of reviews
Number of ratings2 — better—
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS8.0 — better11.0
Further details — not scored
Size6 MB35 MB
Age rating4+4+
DeveloperATON Inc.NHN Corp.

Customer experience

U

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

한게임 OTP

Written reviews3 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

In-app purchases

None

U

No in-app purchases

None

한게임 OTP

No in-app purchases

Questions

Is U free?
U is free to download, with no in-app purchases.
Is 한게임 OTP free?
한게임 OTP is free to download, with no in-app purchases.
Do U or 한게임 OTP have ads?
Neither U nor 한게임 OTP shows ads.
Which is updated more often, U or 한게임 OTP?
U ships an update every 6 months, and 한게임 OTP every 2 months. Most recently, U was updated on November 1, 2026 and 한게임 OTP on November 2, 2026.

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