Day Counter
Count the exact number of days between two dates. Calculate business days, weekdays, weekends, and get detailed breakdowns for planning and scheduling.
Date Selection
Day Count Results
Business Days
Date Information
Day Type Breakdown
Special Date Calculations
Add/Subtract Days
Find Next/Previous Day
How to Use the Day Counter
Basic Day Counting
Select your start date and end date to calculate the exact number of days between them. Use the checkboxes to include or exclude the start and end dates from the count.
Business Day Calculation
The calculator automatically shows business days (weekdays only) which is useful for project planning, delivery estimates, and work scheduling.
Special Date Tools
Use the special date calculator to add or subtract days from any date, or find the next/previous occurrence of a specific day of the week.
Understanding Day Calculations
Counting Methods
- • Inclusive: Includes both start and end dates
- • Exclusive: Excludes start and/or end dates
- • Business Days: Monday through Friday only
- • Calendar Days: All days including weekends
Common Use Cases
- • Age Calculation: Days since birth
- • Project Planning: Work days available
- • Event Countdown: Days until event
- • Delivery Estimates: Business days for shipping
Applications
Business & Finance
- • Contract duration calculation
- • Payment terms and due dates
- • Interest calculation periods
- • Billing cycles
Project Management
- • Timeline planning
- • Milestone tracking
- • Resource allocation
- • Deadline management
Personal Planning
- • Vacation planning
- • Event countdowns
- • Age calculations
- • Anniversary tracking
Example Calculations
Project Timeline
Scenario: Calculate business days from January 15, 2024 to March 1, 2024.
Result: 33 business days (excluding weekends)
Age in Days
Scenario: Someone born on May 15, 1990, how many days old are they today?
Result: Approximately 12,300+ days (varies by current date)
Event Countdown
Scenario: Days until Christmas 2024 (December 25, 2024).
Result: Varies based on current date
Frequently Asked Questions
Should I include the start and end dates in my count?
It depends on your specific needs. For duration calculations (like project length), typically exclude the start date. For age calculations or countdowns, include both dates.
How are business days calculated?
Business days include Monday through Friday only, excluding weekends. This calculator doesn't account for holidays, which vary by location and organization.
What about leap years?
The calculator automatically accounts for leap years when counting days. February 29th is included in leap year calculations.
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