# カルビ自慢 炭一鉄 vs MARUの公式アプリ

The clearest difference is update cadence: MARUの公式アプリ at every 24 months against カルビ自慢 炭一鉄's every 75 months. MARUの公式アプリ also leads on iOS requirement (9.0 vs 16.6). 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.

カルビ自慢 炭一鉄 ships an update every 75 months, MARUの公式アプリ every 24 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | カルビ自慢 炭一鉄 | MARUの公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 75 months | **Every 24 months** |
| Size | 12 MB | 28 MB |
| Requires iOS | 16.6 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHIMODEN FOOD SERVICE, K.K.](https://appshunter.io/developer/1474035047) | [AYAKO KAWAMOTO](https://appshunter.io/developer/1491887184) |

## What reviewers say

### カルビ自慢 炭一鉄

[App page](https://appshunter.io/ios/app/id1474035048)

**Features:** macOS Compatibility

**In-app purchases:** none


### MARUの公式アプリ

[App page](https://appshunter.io/ios/app/maru/id1491887185)

**In-app purchases:** none


## Frequently asked questions

### Is カルビ自慢 炭一鉄 free?

カルビ自慢 炭一鉄 is free to download, with no in-app purchases.

### Is MARUの公式アプリ free?

MARUの公式アプリ is free to download, with no in-app purchases.

### Do カルビ自慢 炭一鉄 or MARUの公式アプリ have ads?

Neither カルビ自慢 炭一鉄 nor MARUの公式アプリ shows ads.

### Which is updated more often, カルビ自慢 炭一鉄 or MARUの公式アプリ?

カルビ自慢 炭一鉄 ships an update every 75 months, and MARUの公式アプリ every 24 months. Most recently, カルビ自慢 炭一鉄 was updated on October 26, 2026 and MARUの公式アプリ on October 25, 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.*