Gomoku: Zen Five in a Row
Relaxing Strategy Board Game
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
A classic Gomoku (Five in a Row) app that anyone can quickly enjoy. It features a CPU opponent powered by a state-of-the-art AI engine, as well as online matches against players from around the world.
■ 3 Play Modes
・ Online Matches (Quick Match): Play real-time matches with players worldwide. No passwords or registration required – just jump right in!
・ CPU Match: 10 levels of difficulty. The AI replicates the natural pacing of a human opponent.
・ Two-Player Match: Enjoy a match with family and friends around a single device.
Key Features:
■ Single Player (CPU Match)
・ 10 Difficulty Levels: Choose from beginner to advanced.
・ High-Precision Engine: Advanced levels implement the VCT (Vanishing Threat Exploration) algorithm.
・ Undo Function: Take back your moves.
■ Online Matches
・ Random Match: Match with players around the world in real-time.
・ Ranking System: Leaderboard displays based on the number of wins.
■ Friend Invitation Feature
・ Invitation URL: Easily invite specific opponents to a private match with a URL.
・ Browser Participation: Opponents can join from a web browser even without the app installed.
■ Local Matches
・ Two-Player Mode: Take turns operating a single device for a face-to-face match.
■ UI & Visuals
・ Design: Wood-grain board design for enhanced visibility.
・ Visual Effects: “Winning Line Stroke” effect – lines glow upon victory.
・ Tactile Feedback: Haptic feedback (vibration) when placing a stone.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- Fixed a brief screen flicker on launch
The developer, koji ozono, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- koji ozono
- Size
- 32.1 MB
- Category
- Board
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Gomoku Pro $0.49
- Copyright
- © 2026 Koji Ozono