亦卦 app for iPhone and iPad 4.0 ( 8880 ratings ) Reference Developer: 嘉胜 陈 Free Current version: 3.2, last update: 2 months ago First release : 21 Apr 2020 App size: 1.58 Mb 本软件卦象采用改进纳甲法计算，结合计算机混沌算法处理，卦世应包罗万象。