# 에스원 PS 메신저 vs 쿨메신저 클라우드

The clearest difference is update cadence: 에스원 PS 메신저 at every 3 months against 쿨메신저 클라우드's every 7 months. 쿨메신저 클라우드's advantage is review sentiment (33% vs 25%) and iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

에스원 PS 메신저 ships an update every 3 months, 쿨메신저 클라우드 every 7 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 에스원 PS 메신저 | 쿨메신저 클라우드 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 11 MB | 69 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiransoft](https://appshunter.io/developer/326119493) | [Jirancomms Co., Ltd.](https://appshunter.io/developer/1084593978) |

## What reviewers say

### 에스원 PS 메신저

[App page](https://appshunter.io/ios/app/ps/id994028235)

This app facilitates secure and convenient internal communication and document sharing for businesses. It offers two message types, read receipts, message recall, and a secure file-sharing environment linked to its parent service.

**Highlights:** Two message types (mail & chat), Read receipts and message recall, Secure internal file sharing, Convenient communication for work, Safe document transfer and utilization

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

**In-app purchases:** none


### 쿨메신저 클라우드

[App page](https://appshunter.io/ios/app/id1247696135)

This mobile application provides a dedicated solution for academic tasks for middle and high school students. It synchronizes with the PC version, allowing users to manage messages, view announcements, organize notes, and track tasks. Access is restricted to users affiliated with schools utilizing the service.

**Highlights:** PC version synchronization, Organizational chart viewing, Message sending and receiving, Announcement reception, Note creation and management, Task and schedule management, File management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 에스원 PS 메신저 free?

에스원 PS 메신저 is free to download, with no in-app purchases.

### Is 쿨메신저 클라우드 free?

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

### Do 에스원 PS 메신저 or 쿨메신저 클라우드 have ads?

Neither 에스원 PS 메신저 nor 쿨메신저 클라우드 shows ads.

### Which is updated more often, 에스원 PS 메신저 or 쿨메신저 클라우드?

에스원 PS 메신저 ships an update every 3 months, and 쿨메신저 클라우드 every 7 months. Most recently, 에스원 PS 메신저 was updated on November 1, 2026 and 쿨메신저 클라우드 on November 2, 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.*