労働時間計算機
The Work Hours Calculator helps employees, freelancers, and employers track total hours worked and estimate gross pay. Enter your daily start and end times, subtract break durations, set your hourly rate, and get weekly or monthly totals instantly. Whether you're filling out a timesheet, verifying payroll accuracy, invoicing a client for billable hours, or tracking overtime, this tool handles the math. Supports multiple days in a single calculation and automatically computes overtime hours beyond your configured weekly threshold.