# 가스앱 vs Decody

The clearest difference is in-app purchases: 가스앱 at none against Decody's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Decody sells 3 in-app purchases, starting at $9.99 per month. 가스앱 asks for nothing beyond the download.

가스앱 ships an update every 4 weeks, Decody every 5 weeks. The most recent releases landed on October 14, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 가스앱 | Decody |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (771 ratings)](https://appshunter.io/ios/app/id741949011/reviews)** | — |
| Number of ratings | **771** | — |
| Positive reviews | 84.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 147 MB | 53 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SCG Lab](https://appshunter.io/developer/920706027) | [SEONGKYUNG KIM](https://appshunter.io/developer/1877660718) |

## What reviewers say

### 가스앱

[App page](https://appshunter.io/ios/app/id741949011)

Manage your city gas services, check bills, and make payments all in one place. Earn cash rewards for various activities, which can be used to discount your gas bills or withdrawn. The app also offers real-time electricity bill checks and allows for easy booking of service appointments.

**Highlights:** Bill inquiry and payment, Cash rewards and discounts, Real-time electricity bill check, Mobile self-meter reading, Non-face-to-face service booking, 24-hour consultation chat, Boiler purchase and AI recommendation

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

**In-app purchases:** none


### Decody

[App page](https://appshunter.io/ios/app/decody/id6772096845)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decody Plus Monthly | $9.99 | per month |
| 30 Credits | $5.99 | one-time |
| 60 Credits | $9.99 | one-time |


## Frequently asked questions

### Is 가스앱 free?

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

### Is Decody free?

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

### Do 가스앱 or Decody have ads?

Both 가스앱 and Decody show ads.

### Which is updated more often, 가스앱 or Decody?

가스앱 ships an update every 4 weeks, and Decody every 5 weeks. Most recently, 가스앱 was updated on October 14, 2026 and Decody on September 29, 2026.

---

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