About
This site converts military time and standard time in the browser. 1700 is 5:00 PM. 0000 and 2400 are midnight. The chart lists the day in 15-minute steps. The hours calculator counts a shift, including one that crosses midnight.
The clock on your device is used only when you press Now. Typed times are not uploaded.
Other sites
Separate free tools: OvertimeCalc for overtime pay, ToolsOnline time calculator, HEIC to JPG, and rules2md.