Date Calculator
The end date will be included in the total count
Date Adjuster
Key Features
Day Counter provides professional date calculation with accurate, fast, and convenient time calculation services
Precise Date Calculation
Calculate the exact number of days between two dates, including detailed statistics for weekdays and weekends
Multiple Time Units
Support conversion and display of various time units including days, weeks, months, and more
Smart Calculation
Automatically handles date order and provides accurate weekday and weekend statistics
Real-time Results
Display calculation results immediately after date input without any waiting time
Data Security
All calculations are performed locally in your browser - your personal information is never uploaded
Fast & Convenient
Clean interface design with simple operations and clear, easy-to-understand results
Start Calculating
Day Counter - Simple • Accurate • Fast - Your professional date calculation assistant
🛠️ Additional Tools
Day Counter offers various practical time-related tools for all your date calculation needs
Date Add/Subtract
Add or subtract days, weeks, or months from a specified date
Age Calculator
Calculate precise age based on birth date
Countdown Timer
Calculate remaining time until a target date
Business Days Calculator
Calculate the number of business days between two dates
Time Difference Calculator
Calculate precise time difference between two time points
Date Range Generator
Generate a list of all dates within a specified range
More Tools Coming Soon
We're developing more practical time calculation tools, including holiday calculators, timezone converters, lunar date calculations, and more
Day Counter is your ultimate online day counting tool. Whether you need a business day counter, working day calculator, or date difference solver, Day Counter offers fast, accurate, and free calculations. Use Day Counter to count days between dates, calculate deadlines, plan projects, and manage schedules. With Day Counter you can quickly count weekdays, weekends, holidays, and more. Bookmark Day Counter today for all your day counting needs.
The Day Counter application makes it easy to calculate time periods for any purpose. Day Counter is trusted by professionals and individuals worldwide for accurate date calculations. Our Day Counter tool supports multiple date formats and time zones. Experience the convenience of Day Counter for business planning, event scheduling, and personal milestone tracking. Day Counter delivers instant results with precision.
Choose Day Counter for reliable date mathematics and time period analysis. The Day Counter interface is intuitive and user-friendly, making date calculations effortless. Day Counter helps you track important dates and deadlines with ease. Start using Day Counter now to simplify your date calculation tasks.
Business Day Counter
Calculate working days between two dates
Holiday Countdown
Time remaining until upcoming holidays
Quick Calculation Tools
Popular date and time calculators
Days Until Weekend
Time remaining until the weekend
Working Days This Month
Calculate business days in any month