24-hour vs 12-hour time
The 24-hour clock runs from 00:00 to 23:59. The 12-hour clock repeats 1 to 12 and uses AM or PM.
Time & Productivity Calculators
24-Hour Clock Converter
Use this page to switch between 24-hour clock format and standard 12-hour AM/PM format.
Main calculator
Military Time Converter
Convert between 12-hour AM/PM time and 24-hour military time
Frequently asked questions
What is 18:00 in 12-hour time?
18:00 is 6:00 PM.