AppBrain's verdict
- Last updated
- October 20, 2025
- Size
- 115.4 MB
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Ratings and reviews on the App StoreComments on O vs X Duel for iOS
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Store listing
By Cheng-Kai Wu, from the App StoreDescription by Cheng-Kai Wu Written by the developer, not by AppBrain. Click to read.
Face-to-face battle | Smart computer challenge
Play TicTacToe with friends anytime, anywhere, and kill time easily! Challenge two computer opponents of different difficulty levels to test your strategy and wisdom. Can you beat the computer in hard mode?
---- Game Features ----
Classic Mode
■ Play against friends on the same machine to relive the fun of childhood!
■ Or choose a computer opponent and challenge it alone anytime, anywhere.
Endless Mode
■ Both sides can only place up to 3 O or X.
■ Starting from the 4th, the oldest piece will automatically disappear!
■ The strongest strategy and tactics are required to challenge the limits of your brainpower!
Obstacle Mode
■ At the beginning of the game, you cannot place chess pieces on a random grid, which adds variables and challenges!
■ Other rules are the same as the endless mode, which tests your ability to respond on the spot.
Download now and start the brain showdown!
Whether you are playing with friends or playing against the computer, it can bring you unlimited fun and challenges. Come and experience the new gameplay!
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 115.4 MB
- Content rating
- Everyone
Technologies used by O vs X Duel
Releases
Updates seen on the App Store- Version
- 1.4.1
- Launched
- July 2025
No changelog data
Alternatives
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Rankings
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About the app and developer
About O vs X Duel
O vs X Duel is a games app developed by Cheng-Kai Wu.
User Ratings
The app has no ratings yet.
App Information
O vs X Duel is freely available from the App Store. The app size is 115.40 MB. The latest version available is 1.4.1. The last update was on October 20, 2025.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since July 2025.
O vs X Duel is made and published by Cheng-Kai Wu. AppBrain is an independent app data site and isn't affiliated with Cheng-Kai Wu. The app name, icon, screenshots and description belong to Cheng-Kai Wu and are shown as published on the App Store.
Developer information for Cheng-Kai Wu
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