# 에스원 PS 메신저 vs 세나키 쿠폰

The clearest difference is ads: 에스원 PS 메신저 at none against 세나키 쿠폰's shown. 에스원 PS 메신저 also leads on review sentiment (25% vs 0%) and monetization model (free vs ad-supported). 세나키 쿠폰's advantage is update cadence (every 3 days vs every 3 months). On price, in-app purchases, device support and iOS requirement 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, 세나키 쿠폰 every 3 days. The most recent releases landed on September 13, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 에스원 PS 메신저 | 세나키 쿠폰 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | **Free** | Ad-supported |
| Size | 21 MB | 38 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jiransoft](https://appshunter.io/developer/326119493) | [Hyunwoo Park](https://appshunter.io/developer/1589344625) |

## 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

**In-app purchases:** none


### 세나키 쿠폰

[App page](https://appshunter.io/ios/app/id6476266664)

Easily check and register coupons for Seven Knights Idle Adventure. Get notified of new coupons and avoid missing expiration dates. Manage multiple accounts for quick registration.

**Highlights:** Coupon information at a glance, Coupon registration within the app, Expiration date checks, Multiple account management, Push notifications for new coupons, Easy coupon copying and sharing

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

**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 세나키 쿠폰 free?

세나키 쿠폰 is free to download, with no in-app purchases.

### Do 에스원 PS 메신저 or 세나키 쿠폰 have ads?

세나키 쿠폰 shows ads; 에스원 PS 메신저 does not.

### Which is updated more often, 에스원 PS 메신저 or 세나키 쿠폰?

에스원 PS 메신저 ships an update every 3 months, and 세나키 쿠폰 every 3 days. Most recently, 에스원 PS 메신저 was updated on September 13, 2026 and 세나키 쿠폰 on September 14, 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.*