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Free Cron Expression Explainer


Paste a cron expression to see when it runs in plain English, plus the next 10 execution times.

Minute
*/15
Hour
*
Day (month)
*
Month
*
Day (week)
*

How Cron Expressions Work

A cron expression has 5 fields:

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€ minute (0-59)
β”‚ β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€ hour (0-23)
β”‚ β”‚ β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€ day of month (1-31)
β”‚ β”‚ β”‚ β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€ month (1-12)
β”‚ β”‚ β”‚ β”‚ β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€ day of week (0-6, Sunday=0)
β”‚ β”‚ β”‚ β”‚ β”‚
* * * * *

Special characters:

  • * β€” any value
  • , β€” list (1,3,5)
  • - β€” range (1-5)
  • / β€” step (*/15 = every 15)

Common Examples

ExpressionMeaning
* * * * *Every minute
*/5 * * * *Every 5 minutes
0 * * * *Every hour
0 0 * * *Every day at midnight
0 9 * * 1-5Weekdays at 9:00 AM
0 0 1 * *First day of every month
0 0 * * 0Every Sunday at midnight