價格：免費
更新日期：2017-11-08
檔案大小：17.6 MB
目前版本：1.1
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Supported Languages: German and English
With this app you can train your ability to calculate a weekday for any given date. It offers a great variety of training methods.
This app also gives you an overview of my method/simplification on how the algorithm works and how you can calculate it in your head.
支援平台：iPhone