Every 4 Hours Cron Expression
Runs six times per day: 00, 04, 08, 12, 16, 20.
Expression
0 */4 * * *Try it in the tester →Field Breakdown
0
minute
*/4
hour
*
day-of-month
*
month
*
day-of-week
minuteat minute 0
hourevery 4 hours, starting at 0
day-of-monthevery day (1–31)
monthevery month (1–12)
day-of-weekevery weekday (0=Sun – 6=Sat)
How It Works
Step value `*/4` in the hour field — fires at hours 0, 4, 8, 12, 16, and 20 each day.
Example Run Times
- 00:00:00
- 04:00:00
- 08:00:00
- 12:00:00
- 16:00:00
Frequently Asked Questions
Does this divide the day evenly?
Yes — 24 / 4 = 6 fire points spaced exactly four hours apart.