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Hours Calculator

Calculate Hours and Time

Quick Examples

Time Analysis

Enter your time values above to calculate results

About Hours Calculator

This hours calculator helps you perform various time-related calculations including finding time differences, adding or subtracting time, calculating work hours, overtime pay, and converting between time units.

Calculation Types:

Time Difference:

  • Calculates hours, minutes, and seconds between times
  • Handles same-day and overnight periods
  • Accounts for 24-hour format

Add/Subtract Time:

  • Add or subtract hours, minutes, and seconds
  • Useful for scheduling and planning
  • Handles day boundaries automatically

Work Hours Calculator:

  • Calculates actual work time excluding breaks
  • Accounts for lunch and other breaks
  • Useful for time tracking and billing

Overtime Calculator:

  • Calculates overtime pay with different multipliers
  • Supports various overtime rates (1.5x, 2x, etc.)
  • Shows regular and overtime earnings separately

Time Units:

Basic Units:

  • Seconds: 1/60 minute
  • Minutes: 1/60 hour
  • Hours: 1/24 day

Extended Units:

  • Days: 24 hours
  • Weeks: 7 days
  • Months: ~30.44 days

Work Units:

  • Work Day: 8 hours
  • Work Week: 40 hours
  • Overtime: >8 hours/day or >40 hours/week

Overtime Regulations:

  • Federal law requires 1.5x pay for hours over 40 per week
  • Some states have daily overtime requirements
  • Overtime rates may vary by industry and location
  • Always check local labor laws for specific requirements

Important Notes:

  • All calculations use 24-hour format internally
  • Time differences account for day boundaries
  • Work hours exclude breaks and lunch periods
  • Overtime calculations are estimates - verify with employer
  • Consider time zones for remote work calculations
  • Use for planning and estimation purposes