ShiftZen is a free iPhone app designed for managing shift work efficiently. It allows users to track their wages accurately by calculating hourly earnings, overtime, and unpaid breaks. Ideal for individuals with irregular shifts or freelance work, ShiftZen offers a live-view feature to monitor earnings in real-time.

With ShiftZen, users can create an unlimited number of jobs and shifts at no cost, visually organize shifts with color-coding, and calculate wages with precision. The app also functions as both a shift planner and an hourly wage calendar. Additionally, users can generate payroll reports in CSV format, view charts of hours worked, and sync their schedules with Apple's Calendar.