Date difference calculator
Browser-only date math. No account, upload, backend call, OCR, or MapleLedger record creation.
Single date range
Calculate days between dates, weeks, approximate months, hours, and minutes.
Calendar-day count from start date to end date, excluding the start date and counting the end date. Weeks, hours, and minutes are based on the counted day total. Months use an average month length of 30.4369 days.
Elapsed midnight-to-midnight difference before inclusive options: 0 days.
Multi-range total
Add several ranges and sum the counted days across all of them.
Common date calculator examples
Use this for closing dates, invoices, travel dates, and project duration estimates.
Days until closing date
Enter the relevant start and end dates above, then choose whether to include either endpoint.
Days between invoices
Enter the relevant start and end dates above, then choose whether to include either endpoint.
Days between travel dates
Enter the relevant start and end dates above, then choose whether to include either endpoint.
Project duration
Enter the relevant start and end dates above, then choose whether to include either endpoint.