Koikoi is made and published by Kouichi Hayashi. AppBrain is an independent app data site and isn't affiliated with Kouichi Hayashi. The app name, icon, screenshots and description belong to Kouichi Hayashi and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 3.40
- 5 ratings
- Last updated
- October 21, 2026
- Size
- 9.08 MB
It doesn't have enough ratings yet to judge what users think. Its best ranking is #42 in Top Paid, Casino Games in Slovakia.
User feedback
Ratings and reviews on the App StoreComments on Koikoi for iOS
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Store listing
By Kouichi Hayashi, from the App Store
Description by Kouichi Hayashi Written by the developer, not by AppBrain. Click to read.
-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.
Safety and technology
Found in the app by AppBrain- Price
- $1.99
- App size
- 9.08 MB
- Content rating
- Everyone
Technologies used by Koikoi
Releases
Updates seen on the App Store- Version
- 2.0.7
- Launched
- March 2013
No changelog data
Alternatives
Similar apps and more from Kouichi HayashiAlternatives to Koikoi
More from Kouichi Hayashi
Rankings
App Store top charts- Highest rank
- #42
- Chart
- Top Paid
- Casino Games
- Country
- Slovakia
App Store Rankings for Koikoi
Top rankings
| Rank | Country | Category | List |
|---|---|---|---|
| 90 | United States | Casino Games | Top Paid |
| 61 | Germany | Casino Games | Top Paid |
| 42 | Slovakia | Casino Games | Top Paid |
| 43 | Austria | Casino Games | Top Paid |
| 43 | Spain | Casino Games | Top Paid |
| 89 | Canada | Casino Games | Top Paid |
| 99 | Japan | Card Games | Top Paid |
| 51 | Finland | Casino Games | Top Paid |
| 58 | Brazil | Casino Games | Top Paid |
| 59 | Mexico | Casino Games | Top Paid |
Ranking history in United States
About the app and developer
About Koikoi
Koikoi is a games app developed by Kouichi Hayashi.
User Ratings
Koikoi is rated 3.40 out of 5 stars. The rating is based on 5 ratings.
App Information
Koikoi costs $1.99. The app size is 9.08 MB. The latest version available is 2.0.7. The last update was on October 21, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since March 2013.
Developer information for Kouichi Hayashi
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