# こいのぼりレーシング vs Idle Marathon

The clearest difference is update cadence: Idle Marathon at every 8 days against こいのぼりレーシング's every 3 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.

こいのぼりレーシング ships an update every 3 months, Idle Marathon every 8 days. The most recent releases landed on November 9, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | こいのぼりレーシング | Idle Marathon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | — | Ad-supported |
| Size | 45 MB | 85 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [有限会社fupac](https://appshunter.io/developer/1807954268) | [GOLDEN DOG, K.K.](https://appshunter.io/developer/553471810) |

## What reviewers say

### こいのぼりレーシング

[App page](https://appshunter.io/ios/app/id6767648779)

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

**In-app purchases:** none


### Idle Marathon

[App page](https://appshunter.io/ios/app/idle-marathon/id6806926916)

Embark on a virtual marathon across 191 countries, collecting flags and earning coins. Your runner progresses even when the app is closed, requiring simple check-ins to provide water and upgrade stats. Enjoy changing scenery and race against time limits to complete your global collection.

**Highlights:** Run through 191 countries, Collect flag badges, Progress while offline, Upgrade runner stats, Race against time limits, Dynamic scenery and weather

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

**In-app purchases:** none


## Frequently asked questions

### Is こいのぼりレーシング free?

こいのぼりレーシング is free to download, with no in-app purchases.

### Is Idle Marathon free?

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

### Do こいのぼりレーシング or Idle Marathon have ads?

Both こいのぼりレーシング and Idle Marathon show ads.

### Which is updated more often, こいのぼりレーシング or Idle Marathon?

こいのぼりレーシング ships an update every 3 months, and Idle Marathon every 8 days. Most recently, こいのぼりレーシング was updated on November 9, 2026 and Idle Marathon on November 8, 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.*