| Period | Days | Weeks | Common Use | Significance |
|---|---|---|---|---|
| 1 Week | 7 | 1.00 | Work week | Standard |
| 1 Month | ~30 | ~4.29 | Monthly planning | Variable |
| 3 Months | ~91 | ~13.00 | Quarter | Business quarter |
| 6 Months | ~183 | ~26.14 | Half year | Semi-annual |
| 1 Year | 365 | 52.14 | Annual | Full year |
| Leap Year | 366 | 52.29 | Every 4 years | Special |
Date Difference Calculator
The Date Difference Calculator helps you accurately calculate the time gap between two dates in days, weeks, months, and years. Whether you are planning projects, tracking deadlines, or calculating durations, this tool provides instant and precise results with calendar-based analysis.
You can also add or subtract days from a selected date to find future or past dates. With features like business day calculation, weekend count, leap year detection, and timeline visualization, this calculator is perfect for professionals, students, planners, and everyday use.
Key Features
- Calculate difference between two dates
- Add days to a specific date
- Subtract days from a date
- View results in days, weeks, months, and years
- Business days and weekend breakdown
- Timeline and mini-calendar visualization
- Leap year detection
- Quick-fill presets (1 week, 1 month, 6 months, full year)
What This Calculator Shows
- Total date difference
- Difference in days, weeks, months, and years
- Business days and weekend count
- Total hours and minutes
- Calendar start and end dates
- Day-of-week range
- Leap year identification
Disclaimer
All calculators available on this website are provided for informational and general guidance purposes only. The calculations and results are based on user-provided inputs and standard formulas, and therefore may not reflect real-world outcomes. These tools do not constitute financial, legal, tax, medical, or professional advice of any kind. Actual results may vary depending on individual circumstances, assumptions, and external factors. Users should verify all results independently and consult a qualified professional before making any decisions based on the calculator outputs. We do not guarantee the accuracy, completeness, or reliability of the results generated.