# MAILPLUG Messenger vs 디케이인증원

MAILPLUG Messenger and 디케이인증원 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

MAILPLUG Messenger ships an update every 3 weeks, 디케이인증원 fortnightly. The most recent releases landed on August 15, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | MAILPLUG Messenger | 디케이인증원 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 72 MB | 45 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MAILPLUG Inc.](https://appshunter.io/developer/1211526004) | [디케이인증원](https://appshunter.io/developer/1896304440) |

## What reviewers say

### MAILPLUG Messenger

[App page](https://appshunter.io/ios/app/mailplug-messenger/id1589026439)

This business communication tool seamlessly integrates with groupware for effortless setup. It facilitates real-time chatting, file sharing, and collaboration with both internal and external users, enhancing team productivity.

**Highlights:** Organizational chart member selection, Integrated chat room management, Real-time messaging with unread counts, File and media sharing, External user collaboration, Message bookmarking, Voting feature, Zoom video conference integration

**Features:** Vision Pro support

**In-app purchases:** none


### 디케이인증원

[App page](https://appshunter.io/ios/app/kc/id6766582214)

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

**In-app purchases:** none


## Frequently asked questions

### Is MAILPLUG Messenger free?

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

### Is 디케이인증원 free?

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

### Do MAILPLUG Messenger or 디케이인증원 have ads?

Neither MAILPLUG Messenger nor 디케이인증원 shows ads.

### Which is updated more often, MAILPLUG Messenger or 디케이인증원?

MAILPLUG Messenger ships an update every 3 weeks, and 디케이인증원 fortnightly. Most recently, MAILPLUG Messenger was updated on August 15, 2026 and 디케이인증원 on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*