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Cron expression builder

Type a five-field cron expression to see what it means and when it will next run in the timezone of your choice. Cronity uses the same syntax for its Cron and Manual monitors.

Try an expression

minute hour day-of-month month day-of-week

At 06:00

Normalized: 0 6 * * *

Next runs

  • Mon, Sep 7, 06:00 AM UTC
  • Tue, Sep 8, 06:00 AM UTC
  • Wed, Sep 9, 06:00 AM UTC
  • Thu, Sep 10, 06:00 AM UTC
  • Fri, Sep 11, 06:00 AM UTC
  • Sat, Sep 12, 06:00 AM UTC
  • Sun, Sep 13, 06:00 AM UTC
  • Mon, Sep 14, 06:00 AM UTC

Common presets

Field reference

FieldAllowed valuesNotes
Minute0–59Position 1
Hour0–23Position 2
Day of month1–31Position 3
Month1–12Position 4
Day of week0–6 (Sun=0)Position 5
OperatorExampleMeaning
** * * * *Every value
,0 9,17 * * *At 09:00 and 17:00
-0 9 * * 1-5Weekdays at 09:00
/*/15 * * * *Every 15 minutes
Cronity uses standard five-field cron. Seconds and aliases such as @daily are not supported, and scheduled runs must be at least 15 minutes apart.