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Every 15 minutes, every hour, every day

*/15 * * * *
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What does */15 * * * * mean?

The cron expression */15 * * * * runs every 15 minutes, every hour, every day. Cron expressions have five fields — minute, hour, day of month, month, and day of week. Enter this schedule in your crontab to run a command on exactly this cadence.

Next 5 runs (UTC)

Fri, May 15, 2026, 06:15 PM
Fri, May 15, 2026, 06:30 PM
Fri, May 15, 2026, 06:45 PM
Fri, May 15, 2026, 07:00 PM
Fri, May 15, 2026, 07:15 PM

Related cron expressions

Every minuteEvery 5 minutesEvery hour, on the hourEvery 6 hoursEvery day at midnightEvery day at 9:00 AM9:00 AM, Monday through FridayMidnight every SundayMidnight on the 1st of every monthEvery 15 min, 9 AM-5 PM, weekdays2:30 AM every SaturdayEvery Monday