Hours Calculator

Add and calculate hours, convert time to decimal format. Simple and accurate time calculator with HH:MM:SS support.

Time Between Hours

Duration (HH:MM): 08:30
Duration (Hours): 8.50

Convert Time to Decimal

💡 Click any field to start converting

Add Multiple Times

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:
:
Total (HH:MM): 00:00
Total (Hours): 0.00

What is Hours Calculator?

Our Hours Calculator is a versatile online tool designed to handle all your time calculation needs with precision and ease. This comprehensive Hours Calculator offers three essential functions: calculating time between hours for work shifts, converting time to decimal format for payroll, and adding multiple times together for total hours. The time between hours calculator helps you determine exact duration between start and end times. Whether you need to calculate time between hours for scheduling, convert HH:MM:SS format to decimal hours, or add hours for project tracking, our Hours Calculator provides instant, accurate results in both standard time notation and decimal format.

Why Choose Our Hours Calculator?

Our Hours Calculator stands out with its intuitive design and comprehensive functionality. Unlike basic calculators, this Hours Calculator combines three powerful features: calculate time between hours, add hours together, and convert time to decimal. The Hours Calculator provides real-time calculations as you type, supports unlimited entries when you add hours, and instantly converts time to decimal format alongside HH:MM results. With no registration required and complete privacy protection, our Hours Calculator is perfect for payroll processing, project time tracking, and personal time management needs.

How to Use Hours Calculator

Calculate Time Between Hours:

1

Enter your start time in the Hours Calculator using HH (hours) and MM (minutes) format

2

Enter your end time in the Hours Calculator interface

3

View instant results showing duration in both HH:MM format and decimal hours

4

Use the Hours Calculator results for timesheet entries or work hour calculations

Convert Time to Decimal:

1

Enter time in HH:MM:SS format in the Hours Calculator, or input a decimal value

2

The Hours Calculator automatically converts between time format and decimal

3

Select your preferred unit (hours, minutes, or seconds) for decimal conversion

4

Copy the Hours Calculator results for use in spreadsheets or payroll systems

Add Multiple Times:

1

Enter your first time entry in the Hours Calculator using HH:MM format

2

Click '+ Add Time' in the Hours Calculator to add more time entries

3

The Hours Calculator automatically calculates the total in real-time

4

View combined results in both time format and decimal hours from the Hours Calculator

Popular Use Cases

Payroll & Timesheet Management

HR professionals and accountants use our Hours Calculator to calculate time between hours for employee work shifts, process timesheets, and convert time to decimal format for payroll systems. The time between hours feature helps accurately track work duration for billing purposes.

Project Time Tracking

Freelancers and project managers rely on the Hours Calculator to calculate time between hours for tasks, track billable hours, and add hours across different projects. The time between hours calculator ensures precise invoicing with accurate time calculations.

Study Session Planning

Students use the Hours Calculator to calculate time between hours for study sessions, track learning time across subjects, and add hours to see total study time for academic planning and productivity analysis.

Fitness & Training

Athletes use the Hours Calculator to calculate time between hours for workout sessions, add hours for weekly training totals, and convert time to decimal format for performance tracking and goal achievement.

Frequently Asked Questions