마이머니 is a free business and productivity application designed for iPhone users to simplify the management of earnings and work schedules. This app enables users to accurately calculate their wages, including various forms of compensation such as hourly pay, daily pay, and piecework. Additionally, it allows for the effortless registration of multiple workplaces and offers a calendar view for easy tracking.

Key features include the ability to set up various allowances like weekly pay, overtime pay, and holiday pay. The app also calculates mandatory insurance and tax deductions, such as the 3.3% tax rate. Users can conveniently record their attendance, including days off and early departures, as well as any bonuses or non-taxable allowances received at their workplaces, making it a comprehensive tool for managing work-related finances.