# 잠수네 vs 스마트 공지시스템 e알리미

The clearest difference is iOS requirement: 스마트 공지시스템 e알리미 at 12.0 against 잠수네's 16.0. On price, update cadence, 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.

잠수네 ships an update every 2 months, 스마트 공지시스템 e알리미 every 4 months. The most recent releases landed on September 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 잠수네 | 스마트 공지시스템 e알리미 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.7 (16 ratings)](https://appshunter.io/ios/app/e/id899929551/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 12.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free |
| Size | 55 MB | 18 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [growing children in jamsune](https://appshunter.io/developer/429401227) | [(c) E-WUT](https://appshunter.io/developer/487448818) |

## What reviewers say

### 잠수네

[App page](https://appshunter.io/ios/app/id517070267)

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

**In-app purchases:** none


### 스마트 공지시스템 e알리미

[App page](https://appshunter.io/ios/app/e/id899929551)

This app provides a smart notification system for schools, apartments, government offices, and businesses. It allows users to experience new and more convenient announcements. Users can apply for service through the provided website.

**Highlights:** Smart notification system, Photo upload capability, Push notifications for announcements, Service application via website, Supports various organizations

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

**In-app purchases:** none


## Frequently asked questions

### Is 잠수네 free?

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

### Is 스마트 공지시스템 e알리미 free?

스마트 공지시스템 e알리미 is free to download, with no in-app purchases.

### Do 잠수네 or 스마트 공지시스템 e알리미 have ads?

Neither 잠수네 nor 스마트 공지시스템 e알리미 shows ads.

### Which is updated more often, 잠수네 or 스마트 공지시스템 e알리미?

잠수네 ships an update every 2 months, and 스마트 공지시스템 e알리미 every 4 months. Most recently, 잠수네 was updated on September 15, 2026 and 스마트 공지시스템 e알리미 on October 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.*