# 그린메시지 vs OM Plus

The clearest difference is ads: 그린메시지 at none against OM Plus's shown. 그린메시지 also leads on update cadence (every 3 months vs every 15 months) and iOS requirement (9.0 vs 12.1). On price, in-app purchases and device support there is nothing between them.

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

그린메시지 ships an update every 3 months, OM Plus every 15 months. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | 그린메시지 | OM Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/om-plus/id1472937820/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 15 months |
| Monetization | — | Ad-supported |
| Size | 3 MB | 20 MB |
| Requires iOS | **9.0** | 12.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [비즈플레이(주)](https://appshunter.io/developer/1056025365) | [Microcom Tech LLC](https://appshunter.io/developer/1472937819) |

## What reviewers say

### 그린메시지

[App page](https://appshunter.io/ios/app/id903283980)

**In-app purchases:** none


### OM Plus

[App page](https://appshunter.io/ios/app/om-plus/id1472937820)

This mobile application is designed for employees using the OM POS system in nail and spa businesses. It streamlines daily tasks and provides real-time updates on ongoing work tickets, minimizing errors and allowing staff to focus on providing services.

**Highlights:** Streamlined daily work activities, Real-time updating of work tickets, Reduced mistakes and miscalculations, Focus on service delivery, Convenient for employees

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 그린메시지 free?

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

### Is OM Plus free?

OM Plus is free to download, with no in-app purchases.

### Do 그린메시지 or OM Plus have ads?

OM Plus shows ads; 그린메시지 does not.

### Which is updated more often, 그린메시지 or OM Plus?

그린메시지 ships an update every 3 months, and OM Plus every 15 months. Most recently, 그린메시지 was updated on September 10, 2026 and OM Plus on June 1, 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.*