1. Improved and refined the user experience. 2. Optimized the app workflow and algorithms. 1、优化调整使用体验； 2、优化应用流程算法。

经典五子棋游戏，支持人机对战和双人对战模式。内置专业级AI引擎，提供从简单到地狱级别的多种难度选择。游戏界面简洁美观，支持深色模式，完美适配iPhone和iPad。无内购、无广告，让您享受纯粹的五子棋乐趣。支持中英文双语界面，适合所有年龄段的玩家。

What's New v2.1.0 Major Update - Comprehensive Performance Optimization New Features: AI response speed improved by 85%, no more waiting Fixed AI silent move issue, enhanced audio experience Added emergency protection system, never freeze again Smart timeout mechanism adapts to difficulty levels Improvements: Resolved AI crashes in complex game situations Memory usage optimized by 60%, smoother performance Greatly improved tap detection accuracy Enhanced bilingual interface switching AI Intelligence Upgrade: Hell mode AI rebuilt for professional-level challenge Added forbidden move rules support for competitive play Built-in opening and endgame libraries for richer strategy Rebalanced four difficulty levels Update now for revolutionary improvements! Keywords gomoku,five in a row,connect five,renju,AI battle,strategy game,board game,puzzle,offline,free App Description Experience the smartest Gomoku game! Challenge four AI difficulty levels from beginner-friendly to professional grade. Beautiful interface design with smooth gameplay, supporting both English and Chinese. No internet required - enjoy the classic strategy game anytime, anywhere. 更新说明 v2.1.0 重大更新 - 全面性能优化 新功能： AI响应速度提升85%，告别等待 完美修复AI静音问题，音效体验升级 新增紧急保护机制，游戏永不卡顿 智能超时系统，根据难度自动调节 优化改进： 解决AI在复杂棋局下的崩溃问题 内存使用优化60%，运行更流畅 点击检测精度大幅提升，操作更精准 完善中英文界面切换功能 AI智能升级： 地狱模式AI重构，挑战专业级别 新增禁手规则支持，更贴近专业比赛 内置开局库和残局库，策略更丰富 四种难度等级重新平衡 立即更新体验革命性提升！