# 미세먼지 vs 산날씨예보

The clearest difference is in-app purchases: 미세먼지 at none against 산날씨예보's 1. 산날씨예보's advantage is ads (none vs shown) and iOS requirement (16.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. 산날씨예보 sells 1 one-off in-app purchase. 미세먼지 asks for nothing beyond the download.

미세먼지 ships an update every 4 days, 산날씨예보 every 5 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 미세먼지 | 산날씨예보 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/id6447787559/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Free | — |
| Size | 17 MB | 28 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seungtae Jang](https://appshunter.io/developer/1664620859) | [Munseok Koh](https://appshunter.io/developer/6787810967) |

## What reviewers say

### 미세먼지

[App page](https://appshunter.io/ios/app/id6447787559)

This app provides real-time air quality forecasts based on previous measurements and a predictive model. It offers multiple widget options and an Apple Watch app for convenient access to air quality data.

**Highlights:** 8-step air quality standard, Multiple widget options, Apple Watch app and complications, Predictive air quality modeling, Real-time air quality data

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 산날씨예보

[App page](https://appshunter.io/ios/app/id6787810965)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Mountains | $2.99 | one-time |


## Frequently asked questions

### Is 미세먼지 free?

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

### Is 산날씨예보 free?

산날씨예보 is free to download, with in-app purchases available.

### Do 미세먼지 or 산날씨예보 have ads?

미세먼지 shows ads; 산날씨예보 does not.

### Which is updated more often, 미세먼지 or 산날씨예보?

미세먼지 ships an update every 4 days, and 산날씨예보 every 5 days. Most recently, 미세먼지 was updated on October 24, 2026 and 산날씨예보 on October 28, 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.*