# 스마트 가스 스니퍼 vs 콘보

The clearest difference is review sentiment: 콘보 at 100% against 스마트 가스 스니퍼's 0%. 스마트 가스 스니퍼's advantage is update cadence (every 3 weeks vs every 13 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.

스마트 가스 스니퍼 ships an update every 3 weeks, 콘보 every 13 months. The most recent releases landed on September 19, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | 스마트 가스 스니퍼 | 콘보 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 13 months |
| Monetization | Free | — |
| Size | 33 MB | 13 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [NodeTalks](https://appshunter.io/developer/1499948406) | [CMX inc.](https://appshunter.io/developer/1110630338) |

## What reviewers say

### 스마트 가스 스니퍼

[App page](https://appshunter.io/ios/app/o2-co-h2s/id1517357092)

This app connects to a G-Tag device to display real-time gas levels for O2, CO, and H2S. It provides alerts for dangerous situations, logs alarm history with location data, and allows emergency contact notifications. The app runs in the background for continuous monitoring.

**Highlights:** Real-time O2, CO, H2S gas level display, Connects with G-Tag device, Emergency contact notifications, Alarm history with location logging, Background operation for continuous monitoring, Battery level indicator

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

**In-app purchases:** none


### 콘보

[App page](https://appshunter.io/ios/app/id6497226484)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 스마트 가스 스니퍼 free?

스마트 가스 스니퍼 is free to download, with no in-app purchases.

### Is 콘보 free?

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

### Do 스마트 가스 스니퍼 or 콘보 have ads?

Neither 스마트 가스 스니퍼 nor 콘보 shows ads.

### Which is updated more often, 스마트 가스 스니퍼 or 콘보?

스마트 가스 스니퍼 ships an update every 3 weeks, and 콘보 every 13 months. Most recently, 스마트 가스 스니퍼 was updated on September 19, 2026 and 콘보 on July 8, 2026.

---

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