Date Span Calculator
Days Between Dates
Pick two dates to see the calendar-day span, a working-day count with weekends excluded, and the span broken into years, months and days.
Exclude weekends
Count only Monday through Friday as working days.
The Span
Sun, Nov 01, 2026 → Tue, Dec 01, 2026
Get a direct link or an HTML embed snippet for these dates.
Keep exploring
More Time Tools
Every ClockMatrix utility in one grid — jump straight to the tool you need.
Holidays
Christmas Countdown
Live days, hours and seconds until December 25th.
Open tool →Holidays
New Year Countdown
Count down to midnight on January 1st, every year.
Open tool →Timing
Stopwatch Timer
Precision stopwatch with laps and millisecond readout.
Open tool →Focus
Pomodoro Timer
Focus and break cycles with a persistent session count.
Open tool →Zones
Time Zone Converter
Compare any two zones side by side with live offsets.
Open tool →Builder
Countdown Builder
Create a custom countdown to any date and time.
Open tool →Index
Countdown Hub
Browse 5,000+ live event countdowns grouped by category.
Open tool →Dates
Age Calculator
Exact years, months and days old, plus a birthday countdown.
Open tool →Dates
Days Between Dates
Calendar and working-day span between any two dates.
Open tool →Health
Sleep Calculator
Best bedtimes and wake times across 90-minute sleep cycles.
Open tool →Zones
Meeting Planner
Compare time zones side by side and find the overlap window.
Open tool →Guides
Time Guides
Browse the full guide library by category, event, city and year.
Open tool →Reference
Date Span Math, Explained
How calendar and working-day counts are derived between two dates.
The span is the absolute difference between the two dates measured in whole days. ClockMatrix normalises both dates to local midnight before subtracting, so a partial day never rounds the count up or down.
Result30 days30 calendar · 22 working