/ cron expression reference
// expression reference library

Cron Expression
Examples & Reference

Common cron schedules with plain-English explanations, field-by-field breakdowns, and copy-paste code for every major platform. Click any expression for full details.

// sub-hourly schedules

* * * * *
Every Minute
Maximum cron frequency — fires 1,440 times per day
*/5 * * * *
Every 5 Minutes
At :00, :05, :10 … :55 past every hour
*/15 * * * *
Every 15 Minutes
At :00, :15, :30, and :45 past every hour
*/30 * * * *
Every 30 Minutes
At :00 and :30 past every hour — twice per hour

// hourly & multi-hour schedules

0 * * * *
Every Hour
At the top of every hour — 24 times per day
0 */6 * * *
Every 6 Hours
At 00:00, 06:00, 12:00, and 18:00 daily

// daily schedules

0 0 * * *
Every Day at Midnight
Once per day at 00:00 — equivalent to @daily
0 9 * * *
Daily at 9am
Once per day at 9:00am in the server timezone

// weekly schedules

0 9 * * 1-5
Weekdays at 9am
Monday through Friday only — skips weekends
0 9 * * 1
Every Monday
Once per week on Monday at 9:00am
0 0 * * 0
Every Sunday
Once per week on Sunday at midnight — @weekly

// monthly schedules

0 0 1 * *
First of Every Month
At midnight on the 1st — equivalent to @monthly

Don't see the schedule you need?

The free visual builder handles any cron expression — paste one for a plain-English explanation, or click your way to a custom schedule. Supports Unix, Quartz, AWS EventBridge, GitHub Actions, and Kubernetes formats.

Open the Cron Builder →