價格：免費
檔案大小：4.5 MB
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
The base 12 (duodecimal) system is a numeral system using twelve as its base. The number ten may be written by "a" and the number eleven by "b". This base 12 calculator supports basic addition, subtraction, multiplication and division.
支援平台：iPhone