Figure out your restaurant or bar tip and per person amount FAST and ACCURATELY with Tip-n-Split! Keep your waitress happy and your service supreme by using Tip-n-Split to figure out your check total including the tip, in percent and dollar amount, and per person amount with precision, accuracy, and speed. • Easily Calculates per Person Amount • Automatically Calculates Tip Dollar Amount and Percentage • Features Daytime & Nighttime Viewing Modes Device Compatibility: Works on all devices running iOS 7.0 and up including iPhone, iPod touch, and iPad.