Hours Calculator

What is an Hours Calculator?

An Hours Calculator is a simple online tool that calculates the total hours (and optionally minutes) between two dates and times. Whether you’re tracking work hours, billing clients, or measuring event durations, this calculator provides quick and accurate results.
It’s perfect for freelancers, employers, event planners, and anyone who needs to track time efficiently.

How to Use the Hours Calculator?

• Enter the start date and time.
• Enter the end date and time
• Click the ‘Calculate’ button.
• Instantly see the total hours (and minutes) between the two timestamps

No downloads or sign-ups required—our calculator works right in your browser and is 100% free!

💡 Why Use an Hours Calculator?

• Accurately Track Work Hours

  Keep precise records of hours worked for payroll or project tracking

• Bill Clients Correctly

  Calculate the exact time spent on tasks to invoice clients fairly.

• Plan and Schedule Events

  Measure event durations or activity lengths for better planning.

• Supports Multiple Time Formats

  Works with both AM/PM and 24-hour time inputs.

🚀 Try It Now!

Enter your start and end times above, click ‘Calculate’, and get the total hours quickly and accurately—simple, fast, and reliable!