# 연공 vs 장병e음

The clearest difference is update cadence: 연공 at weekly against 장병e음's every 3 weeks. 연공 also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.5). On price, ads and in-app purchases there is nothing between them.

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

연공 ships an update weekly, 장병e음 every 3 weeks. The most recent releases landed on September 11, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 연공 | 장병e음 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/e/id6744992032/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 5.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Free |
| Size | 35 MB | 56 MB |
| Requires iOS | **12.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jeongwoo Park](https://appshunter.io/developer/1669968527) | [Ministry of National Defense - Republic of Korea](https://appshunter.io/developer/449084513) |

## What reviewers say

### 연공

[App page](https://appshunter.io/ios/app/id1669968135)

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

**In-app purchases:** none


### 장병e음

[App page](https://appshunter.io/ios/app/e/id6744992032)

A Ministry of National Defense official app designed to enhance military life. It integrates mobile identification, administrative services, welfare benefits, career development resources, and healthcare support for soldiers.

**Highlights:** Mobile identification for base access and PX use, Integrated administrative services (certificates, pay stubs), Access to diverse welfare benefits for active and reserve personnel, Educational content for academic credits, certifications, and language learning, Remote medical consultations and simplified medical expense claims, Streamlined booking for KTX and express buses

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

**In-app purchases:** none


## Frequently asked questions

### Is 연공 free?

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

### Is 장병e음 free?

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

### Do 연공 or 장병e음 have ads?

Neither 연공 nor 장병e음 shows ads.

### Which is updated more often, 연공 or 장병e음?

연공 ships an update weekly, and 장병e음 every 3 weeks. Most recently, 연공 was updated on September 11, 2026 and 장병e음 on September 27, 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.*