This is an app that allows you to quickly and easily calculate tips for meals or services. It supports USD, EUR, and GBP, and by simply entering the total amount and the desired tip percentage, it instantly displays the tip amount and the total payment.The app also includes a currency conversion feature, so you can immediately check how much the tip and total amount would be in Japanese yen. The calculation results can be saved as a list, and the app also supports tip splitting.