Time format converter and chart
Enter a 24-hour time or a 12-hour time with AM/PM to compare both formats and four-digit notation. Browse common times by hour below.
For 24-hour input, use 17:30. For 12-hour input, use 5:30 and choose AM or PM. Supports 00:00–23:59; 24:00 and seconds are not accepted.
24-hour time
17:30
12-hour time
5:30 PM
Four-digit time (military format)
1730
This changes how the same clock time is written. It does not convert time zones or specify a date.
Open the full time zone converter