價格：免費
檔案大小：23.4 MB
版本需求：系統需求：iOS 10.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
An application for the development of your brain. The ability to quickly count is required for everyone. Have you ever had such a case that you need to count the numbers very quickly, and you get the calculator for this. Surprise everyone with his quick counting without a calculator
