# iMOS(아이모스) vs 건설e음

The clearest difference is update cadence: 건설e음 at every 10 days against iMOS(아이모스)'s every 2 months. On price, ads, 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.

iMOS(아이모스) ships an update every 2 months, 건설e음 every 10 days. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | iMOS(아이모스) | 건설e음 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 3.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 209 MB | 88 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [HULAN Co.,Ltd](https://appshunter.io/developer/1225489951) | [건설근로자공제회](https://appshunter.io/developer/1049664572) |

## What reviewers say

### iMOS(아이모스)

[App page](https://appshunter.io/ios/app/imos/id6445866732)

**Features:** Vision Pro support

**In-app purchases:** none


### 건설e음

[App page](https://appshunter.io/ios/app/e/id6742091315)

This integrated mobile platform offers a comprehensive suite of services for construction workers, employers, and educational institutions. It facilitates managing contributions, work history, and various administrative tasks. Users can access notices, apply for services, and manage their accounts efficiently.

**Highlights:** Retirement contribution management, Work history tracking, Business site management, Contribution payment inquiry, Attendance and course management, Customized service provision

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

**In-app purchases:** none


## Frequently asked questions

### Is iMOS(아이모스) free?

iMOS(아이모스) is free to download, with no in-app purchases.

### Is 건설e음 free?

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

### Do iMOS(아이모스) or 건설e음 have ads?

Neither iMOS(아이모스) nor 건설e음 shows ads.

### Which is updated more often, iMOS(아이모스) or 건설e음?

iMOS(아이모스) ships an update every 2 months, and 건설e음 every 10 days. Most recently, iMOS(아이모스) was updated on September 10, 2026 and 건설e음 on September 22, 2026.

---

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