These Date and Time Calculators are part of the suite of free online math calculators designed and maintained by iCalculator. Please choose one of the date and time calculators from the selection below. If you are looking for a bespoke date and time calculator for a certain date and time calculation that is not featured in our suite of date and time calculators, please contact us and we will build the date and time calculator and add it to our suite for you and our other communities free use online.

- Advanced Time Calculator (with math: + - / x)
- Time Multiplication Calculator
- Time Division Calculator
- Time Addition Calculator
- Time Subtraction Calculator
- Time Converter
- Time Totaller
- Speed, Distance, Time Calculator
- Decimal to Time Calculator
- Time to Decimal Calculator
- Minutes to Hours Converter Calculator
- Date Calculator
- Date Difference Calculator
- Time and Date Difference Calculator