Time & Date Calculator App for iOS
See how long remains before a deadline or exactly when those 30 days are up.
Date Calculator API
Find a specific business date and calculate the working days in a given period.
Help and Example Use
API Services for Developers
- API for Business Date Calculators
- Duration Between Two Dates – Calculates number of days.
- Time and Date Duration – Calculate duration, with both date and time included
- Date Calculator – Add or subtract days, months, years
- Birthday Calculator – Find when you are 1 billion seconds old
- Week Number Calculator – Find the week number for any date
- Date/calendar related services – Overview
- Calendar Generator – Create a calendar for any year.
- The World Clock – Current time all over the world
- Countdown to any date