Days Between Dates Calculator
Calculate the number of days, weeks, months, and years between two dates.
About this calculator
The Days Between Dates Calculator on NumberCals is a free, mobile-friendly tool for anyone needing to calculate the number of days, weeks, months, and years between two dates. Enter your values in the form below and the result is computed instantly — no sign-up, no installation, no waiting.
Formula used
days = (end − start).days
What you'll need
- Start Date
- End Date
What you'll get
- Days
- Weeks (approx)
- Months (approx)
- Years (approx)
Formula
days = (end − start).days
Result
Frequently Asked Questions
Why are weeks/months 'approx'? +
Months and years have variable day counts. We compute exact days, then divide by averages (7, 30.44, 365.25).
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