Time calculator
Time calculator: add, subtract, multiply, or divide durations. Enter 4h20m*7+4h20m-24h to get 10:40:00.
D HH:MM:SS—
Minutes—
Seconds—
Supported Formats & Syntax
Quick reference for supported time formats and operators.
Letters
d day · h hour · m min · s sec
HH:MM
- 2h30m
- 3h
- 30m
HH..MM
- 2h30m
- 3h
- 30m
Operators & Grouping Example
Quick examples for operators and grouping rules.
- 1d6h50m
- 3h35m
- 9h41m40s
- 1h40m