Comparison

ISign+ OTP vs BLUEMAX PASS

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

Head to head

About

ISign+ OTP

This security application generates one-time passwords for enhanced user authentication during login. It provides secure, unique passwords for each login, ensuring access from anywhere. Features include offline OTP generation and application locking.

Highlights

Generates OTP without data connection
Supports multiple OTP registrations
Includes application lock function
Secure login authentication
Offline password generation

Features

Read full description

1. What is ISign+ OTP? ISign+ OTP (One Time Password) is a security application that generates a one-time password to provide additional user authentication at login. ISign+ OTP service generates unique passwords for each login so users can enjoy secure login anytime, anywhere. * Features - Generate OTP without requiring data connection - Multiple OTP registration supported - Application lock function 2. User Guide * Initial Registration of OTP 1. After installing ISign+ OTP, enter the OTP name and the serial number from the PC into the field displayed on the mobile phone. 2. Enter the mobile verification code generated by the ISign+ OTP application into the Mobile Registration field displayed on the PC. 3. Enter Test OTP from the ISign+ OTP application into the Test OTP field on the PC screen. 4. If Test OTP is successful, select the Register OTP button on the ISign+ application and the PC screen. * OTP authentication 1. If the initial login to the service is successful, an OTP number input window will be displayed. 2. Enter the OTP number from the ISign+ application into the OTP input window. 3. Notes on Use ISign+ OTP is provided to enterprise customers using ISign+. If an OTP reset message is displayed, please contact the administrator for assistance.

About

BLUEMAX PASS

Features

Read full description

BLUEMAX PASS는 OTP와 FIDO를 이용하여 보안이 강화된 2차 인증을 지원하는 애플리케이션입니다. BLUEMAX PASS는 BLUEMAX CLIENT를 통한 SSL VPN 사용자 로그인 시 사용할 수 있습니다 [ OTP ] - OTP 사용 시, 사전에 사용자 디바이스에 BLUEMAX CLIENT가 설치되어 있어야 합니다. - 보안 인증을 위한 OTP Serial 번호를 생성합니다. - 시간을 기반으로 동작합니다. 1. OTP 등록 방법 (1) BLUEMAX CLIENT에서 접속할 서버 주소를 입력합니다. (2) SECUI OTP 로그인 방식이 활성화되었는지 확인 후, ID/비밀번호를 사용하여 SECUI OTP 센터에 로그인합니다. (3) BLUEMAX CLIENT에 BLUEMAX PASS 앱의 OTP Serial을 입력하고 등록을 완료합니다. 2. OTP 인증 (1) BLUEMAX CLIENT에서 접속할 서버 주소를 입력합니다. (2) 로그인 화면에 ID/비밀번호를 입력합니다. (3) BLUEMAX CLIENT에 BLUEMAX PASS 앱의 OTP Serial을 입력합니다. (4) 로그인 성공 시 접속 허용 서버 목록을 확인할 수 있습니다. [ FIDO ] - 기존 ID/비밀번호 방식이 아닌 지문 인증과 같이 생체 인증을 이용하는 새로운 방식입니다. - 사용자 디바이스에 생체 인증이 설정되어 있어야 합니다. 1. FIDO 등록 방법 (1) BLUEMAX CLIENT에서 접속할 서버 주소를 입력합니다. (2) FIDO 로그인 방식이 활성화되었는지 확인 후, ID/비밀번호를 사용하여 FIDO 센터에 로그인합니다. (3) BLUEMAX CLIENT 화면의 QR 코드를 BLUEMAX PASS 앱으로 스캔하여 기기 및 생체 인증 등록을 완료합니다. 2. FIDO 사용 방법 (1) BLUEMAX CLIENT에서 접속할 서버 주소를 입력합니다. (2) 로그인 화면에 ID/비밀번호를 입력합니다. (3) BLUEMAX CLIENT 화면의 QR 코드를 BLUEMAX PASS 앱으로 스캔합니다. (4) 생체 인증이 완료되어 로그인 성공 시, BLUEMAX CLIENT에서 접속 허용 서버 목록을 확인할 수 있습니다. [ 지원 버전 ] iOS 14 이상

Screenshots

ISign+ OTP4 screens

BLUEMAX PASS4 screens

Verdict

The call

The clearest difference is update cadence: BLUEMAX PASS at every 2 months against ISign+ OTP's every 10 months. ISign+ OTP's advantage is iOS requirement (8.0 vs 14.0). On price, ads, in-app purchases and device support 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

ISign+ OTP ships an update every 10 months, BLUEMAX PASS every 2 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 6 level

ISign+ OTP versus BLUEMAX PASS: the parameters behind the verdict, then further details
Parameter	ISign+ OTP	BLUEMAX PASS
Price	Free	Free
Positive reviews	25.0% of reviews	—
Update frequency	Every 10 months	Every 2 months — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	8.0 — better	14.0
Further details — not scored
Size	2 MB	32 MB
Age rating	4+	4+
Developer	Penta Security Inc.	SECUi Corp.

In-app purchases

None

ISign+ OTP

No in-app purchases

None

BLUEMAX PASS

No in-app purchases

Questions

Is ISign+ OTP free?

ISign+ OTP is free to download, with no in-app purchases.

Is BLUEMAX PASS free?

BLUEMAX PASS is free to download, with no in-app purchases.

Do ISign+ OTP or BLUEMAX PASS have ads?

Neither ISign+ OTP nor BLUEMAX PASS shows ads.

Which is updated more often, ISign+ OTP or BLUEMAX PASS?

ISign+ OTP ships an update every 10 months, and BLUEMAX PASS every 2 months. Most recently, ISign+ OTP was updated on October 24, 2026 and BLUEMAX PASS on October 15, 2026.