Time & Date Calculators
Free time conversion and calculation tools. Perfect for payroll, timesheets, work hours, and date calculations.
🔄 Time Conversion
Minutes ⇄ DecimalPOPULAR
Convert minutes to decimal hours and vice versa. Perfect for payroll.
Hours to Minutes
Quickly convert hours into minutes with instant results.
Decimal to Hours
Convert decimal hours (like 2.5) to HH:MM format (2:30).
Seconds to Minutes
Convert seconds to minutes and hours format.
Time Zone Converter
Convert time between different time zones worldwide.
💼 Work Hours & Payroll
Work Hours CalculatorPOPULAR
Calculate daily and weekly work hours with breaks and overtime.
Timesheet CalculatorPOPULAR
Weekly timesheet with pay rate and overtime calculations.
Break Time Calculator
Track break times with daily and weekly totals.
Time Calculator
Add, subtract, multiply, or divide time values (HH:MM:SS).
📅 Date & Age Calculators
Date Difference CalculatorNEW
Calculate days, weeks, months, and years between two dates.
Age CalculatorNEW
Calculate exact age in years, months, days, hours, and minutes.
🎯 Specialized Tools
Google Ads Timezone
Convert Google Ads account timezone for campaign scheduling.
Why Use Our Time Calculators?
⚡ Instant Results
Real-time calculations as you type. No waiting, no delays.
💼 Payroll Ready
Designed for businesses, HR, and payroll with standard time rounding.
📊 Excel Compatible
Copy results directly to Excel, Google Sheets, or payroll software.
✅ Accurate
Verified formulas following standard time calculation rules.
Common Use Cases
For Businesses & HR:
- Calculate employee work hours and overtime
- Convert timesheet hours to decimal for payroll
- Track break times and lunch hours
- Generate weekly timesheets with gross pay
- Schedule across multiple time zones
For Freelancers:
- Track billable hours per project
- Convert time to decimal for invoicing
- Calculate total work time for clients
- Manage multiple client time zones
For Personal Use:
- Calculate your exact age
- Find days until important dates
- Convert recipe cooking times
- Track exercise or study time
- Plan events across time zones
Understanding Time Formats
Common Formats:
- HH:MM:SS - Hours:Minutes:Seconds (e.g., 2:30:45)
- HH:MM - Hours:Minutes (e.g., 2:30)
- Decimal Hours - Hours as decimal (e.g., 2.5 hours = 2:30)
- Total Minutes - Everything in minutes (e.g., 150 minutes = 2:30)
Quick Reference:
- 15 minutes = 0.25 hours = 0:15
- 30 minutes = 0.5 hours = 0:30
- 45 minutes = 0.75 hours = 0:45
- 1 hour 30 minutes = 1.5 hours = 1:30
Frequently Asked Questions
How do I convert minutes to decimal for payroll?
Use the Minutes to Decimal converter. Enter minutes (e.g., 45), get decimal hours (0.75). Perfect for payroll software that requires decimal format.
Can I calculate overtime hours?
Yes! The Work Hours Calculator and Timesheet Calculator both support overtime calculations with customizable rates.
What's the difference between work hours and timesheet calculators?
Work Hours: Daily/weekly totals with breaks. Timesheet: Full week with pay rates, overtime, and gross pay calculations.
Do these calculators account for lunch breaks?
Yes! Enter break times in the Work Hours Calculator or Break Time Calculator to automatically deduct from total hours.
Can I use these for invoicing clients?
Absolutely! Convert your tracked time to decimal hours, then multiply by your hourly rate for accurate invoicing.
Are the results copy-paste ready?
Yes! All results can be copied directly to Excel, Google Sheets, or any text field.
How accurate are date calculations?
100% accurate. Date calculators account for leap years, varying month lengths, and all calendar complexities.