Koikoi
Kouichi Hayashi Games iPhoneiPadiPod touch
Koikoi is a paid Games app for iPhone and iPad by Kouichi Hayashi. Rated 3.4/5 from 5 ratings. Requires iOS 17.6. Updated October 21, 2026.
- Rating
- 3.4
- 5 ratings
- Price
- 1.99 USD
- on the App Store
- Size
- 9 MB
- Age 4+
- Updated
- Oct 21
- 2026 · v2.0.7
Screenshots
About Koikoi
Koikoi is a game of Hanafuda (Japanese Playing Cards). -How to play Koikoi Throw away the card to the table into play alternately. If there is a match of the month, you can get the cards. You will be able to finish the game to get a point if your cards are flush. You are also possible to continue the game. Can not score with each other and no game. The winner is who get more points total 12 times game. Game record will be saved automatically.
Ratings & reviews
3.4
5 ratings
What’s new
Version 2.0.7 · Updated October 21, 2026
Added support for iOS 27. Fixed a bug where the app would become unresponsive if the leaderboard was displayed while not signed into Game Center.
Play today's Queens puzzle
One queen in every row, column and color. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.
App privacy
The developer, Kouichi Hayashi, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Koikoi
Looking for apps like Koikoi? Here are 6 similar apps on the App Store. The highest rated is In Da Crib: Cribbage (5.0/5), and 4 of the 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Koikoi | 3.4 / 5 (5 ratings) | 1.99 USD | October 21, 2026 | |
| Tenka Clash | – | Free | Oct 11, 2026 | Compare |
| ブラック企業花札 | – | Free | Feb 24, 2026 | Compare |
| Nobs Cribbage: Card Game | 4.6 / 5 (12) | Free | Oct 21, 2026 | Compare |
| SkatGenius | – | 1.99 USD | Sep 21, 2026 | Compare |
| In Da Crib: Cribbage | 5.0 / 5 (4) | Free | Oct 1, 2026 | Compare |
| Mississippi Stud - Premium | 4.5 / 5 (36) | 0.99 USD | Oct 22, 2025 | Compare |
Compare Koikoi with the top alternatives: ratings, updates, ASO score and keyword gaps →