Hours Calculator - Time Duration Between Times

How It Works

1

Start Time

Enter beginning time

2

End Time

Enter ending time

⏱️
Duration calculated

Common Values

9:00 AM - 5:00 PM
8 hours work day
8:30 AM - 12:30 PM
4 hours morning
1:00 PM - 6:00 PM
5 hours afternoon
10:00 PM - 6:00 AM
8 hours overnight
7:00 AM - 3:30 PM
8.5 hours with break
2:15 PM - 4:45 PM
2.5 hours part-time
Duration = End Time - Start Time
Calculate time difference between two times

Work Hours

End - Start

Daily work time

Meeting Duration

Meeting End - Start

Meeting length

Break Time

Break End - Start

Rest period

Project Time

Finish - Begin

Task duration

Hours Calculator

What

A simple tool to calculate the duration between two times, perfect for tracking work hours, meetings, and activities.

🎯

Why

Essential for time management, payroll calculations, project tracking, and scheduling activities efficiently.

Applications

Work hour tracking, meeting duration, project time, break calculations, and schedule planning.

Common Time Calculations

Start TimeEnd TimeDurationUse Case
9:00 AM5:00 PM8 hoursFull work day
10:30 AM12:00 PM1.5 hoursMeeting duration
11:00 PM7:00 AM8 hoursNight shift
2:15 PM4:45 PM2.5 hoursPart-time work

Frequently Asked Questions

1

How does the calculator handle overnight shifts?

The calculator automatically detects when the end time is earlier than start time and adds 24 hours to calculate overnight durations correctly.

2

Can I calculate hours across multiple days?

This calculator is designed for same-day or overnight calculations. For multi-day durations, use our Date Difference Calculator.

3

What time formats are supported?

The calculator uses 24-hour format (HH:MM) for precise calculations. You can enter times like 09:30 or 14:45.

4

How accurate are the calculations?

The calculator is accurate to the minute and provides results in both hours:minutes format and decimal hours for payroll use.

5

Can I use this for payroll calculations?

Yes, the calculator provides decimal hours which are commonly used for payroll. For example, 8.5 hours = 8 hours and 30 minutes.

Quick Reference

📏1 meter
3.28 feet
⚖️1 kilogram
2.2 pounds
🌡️0°C
32°F
🥤1 liter
0.26 gallon