# 쿨메신저 젠투 vs iSIGN+ PASS

The clearest difference is iOS requirement: 쿨메신저 젠투 at 12.0 against iSIGN+ PASS's 14.0. On price, review sentiment, update cadence and ads there is nothing between them.

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

쿨메신저 젠투 ships an update every 5 months, iSIGN+ PASS every 4 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 쿨메신저 젠투 | iSIGN+ PASS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 18 MB | 19 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jirancomms Co., Ltd.](https://appshunter.io/developer/1084593978) | [Penta Security Inc.](https://appshunter.io/developer/919437580) |

## What reviewers say

### 쿨메신저 젠투

[App page](https://appshunter.io/ios/app/id1541577032)

This mobile application provides a remote access solution for a PC-based messaging and work platform. It allows users to communicate and manage tasks from their smartphones and tablets, syncing with the desktop version. Access requires a connection to a company or school server.

**Highlights:** PC version synchronization, Organizational chart viewing, Message sending and receiving, Receive announcements, Memo creation and viewing, Access Coolbox documents

**In-app purchases:** none


### iSIGN+ PASS

[App page](https://appshunter.io/ios/app/isign-plus-pass/id1573918374)

This mobile app offers a unified authentication solution, supporting various methods like PIN, pattern, OTP, biometrics, PKI certificates, and QR codes. It allows users to perform authentication via push notifications and manage their authentication history and registered devices.

**Highlights:** Multiple authentication methods (PIN, pattern, biometrics, QR), Push notification authentication, Authentication history tracking, Device and credential management, PKI certificate support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 쿨메신저 젠투 free?

쿨메신저 젠투 is free to download, with no in-app purchases.

### Is iSIGN+ PASS free?

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

### Do 쿨메신저 젠투 or iSIGN+ PASS have ads?

Neither 쿨메신저 젠투 nor iSIGN+ PASS shows ads.

### Which is updated more often, 쿨메신저 젠투 or iSIGN+ PASS?

쿨메신저 젠투 ships an update every 5 months, and iSIGN+ PASS every 4 months. Most recently, 쿨메신저 젠투 was updated on September 17, 2026 and iSIGN+ PASS on September 21, 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.*