Hours Calculator
Calculate time duration between two times or dates. Perfect for tracking work hours, project timelines, meeting durations, or any time-based calculations you need.
Result
Time Calculation Quick Tips
- โข Use time duration for calculating work shifts, meeting lengths, or daily schedules
- โข Date range calculations are perfect for project timelines and multi-day events
- โข Remember to account for breaks and non-working hours in professional settings
- โข The calculator automatically handles time crossing midnight (same day calculations)
Understanding Time Calculations
Time duration calculations help you determine the exact amount of time between two points. This is essential for work hour tracking, project management, event planning, and scheduling.
When calculating time within a single day, the calculator handles AM/PM conversions and accounts for times that cross midnight. For multi-day calculations, both date and time components are considered for maximum accuracy.
These calculations are useful for billing hours, tracking productivity, planning schedules, and understanding time commitments for various activities.
Common Use Cases
Work Hours
Track your daily, weekly, or monthly work hours for payroll and productivity.
Project Planning
Calculate project timelines and delivery schedules accurately.
Event Duration
Determine event lengths for meetings, conferences, and appointments.
Interesting Time Facts
- โข An 8-hour workday equals 480 minutes or 28,800 seconds
- โข A standard work week (40 hours) is approximately 2,400 minutes
- โข The average person works about 90,000 hours in their lifetime
- โข Time zones can affect calculations - always consider local time differences
Common Work Schedule Examples
Standard Work Shifts
- โข 9:00 AM - 5:00 PM: 8 hours (standard)
- โข 8:00 AM - 4:00 PM: 8 hours (early shift)
- โข 10:00 AM - 6:00 PM: 8 hours (late shift)
- โข 7:00 AM - 3:00 PM: 8 hours (morning shift)
Part-Time & Flexible
- โข 9:00 AM - 1:00 PM: 4 hours (half day)
- โข 2:00 PM - 6:00 PM: 4 hours (afternoon)
- โข 6:00 PM - 10:00 PM: 4 hours (evening)
- โข 10:00 PM - 6:00 AM: 8 hours (night shift)