# 귀뚜라미 온돌 vs Lumen

The clearest difference is in-app purchases: 귀뚜라미 온돌 at none against Lumen's 3. 귀뚜라미 온돌 also leads on iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Lumen sells 3 in-app purchases, starting at $4.99 per month. 귀뚜라미 온돌 asks for nothing beyond the download.

## The numbers

| Metric | 귀뚜라미 온돌 | Lumen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (6 ratings)](https://appshunter.io/ios/app/id1581746696/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 67 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [(주)귀뚜라미](https://appshunter.io/developer/1037231896) | [JI HOON LEE](https://appshunter.io/developer/484403986) |

## What reviewers say

### 귀뚜라미 온돌

[App page](https://appshunter.io/ios/app/id1581746696)

This app allows you to remotely control your carbon mat heating system via Bluetooth. It offers features like automatic temperature adjustment, individual zone control, a찜질 (jjimjil) mode for relaxation, and a dimming display for nighttime use. Ensure you have a compatible heating mat nearby to use its functions.

**Highlights:** Automatic temperature control, Individual zone heating, 찜질 (jjimjil) mode, Bluetooth smartphone control, Nighttime dimming display, Touch wake function, Dual control power on/off, 9-layer safety system

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

**In-app purchases:** none


### Lumen

[App page](https://appshunter.io/ios/app/lumen-pro-camera/id6790338192)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lumen Pro Monthly | $4.99 | per month |
| Lumen Pro Yearly | $19.99 | per year |
| Lumen Pro Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is 귀뚜라미 온돌 free?

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

### Is Lumen free?

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

### Do 귀뚜라미 온돌 or Lumen have ads?

Neither 귀뚜라미 온돌 nor Lumen shows ads.

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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.*