Major AI upgrade with a stronger focus on scoring, teamwork, and control of key cards. Smarter leading and following decisions, including better handling of pairs, tractors, side-suit winners, and trump timing. Improved decisions in high-value tricks, throws, ruffs, point support, and endgame situations. Fixed rule edge cases involving complex tractor follows and mixed-suit leads. Improved overall AI consistency and gameplay stability.

General stability and gameplay improvements.

Tractor is now free to play with ads shown after each round. Existing users who purchased version 2.2 or earlier will remain ad-free automatically. Added an auto-renewable “Remove Ads” subscription option on the home screen. Updated the level-A rule: reaching A no longer wins the game—you must win another round while playing A. General stability and gameplay improvements.

Added full English and Traditional Chinese support. Localized menus, game rules, status messages, multiplayer screens, and voice announcements. Improved audio initialization for smoother, more responsive gameplay. Fixed several gameplay and multiplayer stability issues.

单机模式增加欢乐模式选项。

修复若干问题，提升游戏稳定性。

本次更新 加强残局表现，更擅长争夺最后几墩和抠底 优化整体出牌策略，AI 对战更具挑战性 并修复若干问题，提升游戏稳定性。

本次更新优化了 AI 残局出牌策略： 改善残局阶段的控制牌保留逻辑 攻方会更重视最后一墩控制权与抠底机会 优化副牌垃圾处理，让残局决策更贴近实战

电脑 AI 全面升级，对战体验更具挑战性： • 出牌策略更聪明，不再轻易送分 • 关键牌墩会更积极争抢，减少无谓丢分 • 优化主牌、副牌、分牌的判断逻辑 • 改进队友配合与防守表现 • 调整部分界面细节，操作和回看更加清晰 • 修复若干问题，并提升整体稳定性

电脑 AI 全面升级，对战更具挑战： • 守分更聪明——不再把 5/10/K 随手送进对手赢的牌墩 • 该出手时不手软——有分的关键墩会果断用大牌争抢，不再贪小省牌而丢分 • 把最强的牌留到关键时刻 • 学会"先拔主、再收牌"，避免好牌被对手将吃

Major AI improvements: • Significantly improved computer player strategy • Better trump control, ruffing, and trick security decisions • Improved pair, tractor, and slam play • Smarter lead control and point protection • More human-like card play and fewer unrealistic moves • Performance improvements and bug fixes