# こいこい真剣勝負！ vs Rush

The clearest difference is update cadence: Rush at every 6 weeks against こいこい真剣勝負！'s every 4 months. Rush also leads on iOS requirement (8.0 vs 13.0). 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.

こいこい真剣勝負！ ships an update every 4 months, Rush every 6 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | こいこい真剣勝負！ | Rush |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 93.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 111 MB | 101 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TOKEN CORPORATION](https://appshunter.io/developer/485632644) | [Aine LLC.](https://appshunter.io/developer/948262793) |

## What reviewers say

### こいこい真剣勝負！

[App page](https://appshunter.io/ios/app/id1255097981)

**In-app purchases:** none


### Rush

[App page](https://appshunter.io/ios/app/rush/id1347020742)

A simple card game inspired by Speed, featuring cute illustrations and voice acting. Players race to play cards in sequence, with opponents reacting expressively. Enjoy unlimited playtime with no time or play limits.

**Highlights:** Speed card game mechanics, Cute illustrations and voice acting, Expressive opponent characters, Unlimited playtime, No time or play limits

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

**In-app purchases:** none


## Frequently asked questions

### Is こいこい真剣勝負！ free?

こいこい真剣勝負！ is free to download, with no in-app purchases.

### Is Rush free?

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

### Do こいこい真剣勝負！ or Rush have ads?

Neither こいこい真剣勝負！ nor Rush shows ads.

### Which is updated more often, こいこい真剣勝負！ or Rush?

こいこい真剣勝負！ ships an update every 4 months, and Rush every 6 weeks. Most recently, こいこい真剣勝負！ was updated on October 24, 2026 and Rush 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.*