About cron expressions
A cron expression is a string of five fields that defines a recurring schedule. This tool translates the expression into plain English and previews the next runs so you can sanity-check before deploying.
Fields
| Field | Allowed values |
|---|---|
| Minute | 0–59 |
| Hour | 0–23 |
| Day of month | 1–31 |
| Month | 1–12or JAN–DEC |
| Day of week | 0–6or SUN–SAT; 0 and 7 are Sunday |
Syntax
| Symbol | Meaning |
|---|---|
| * | any value (every minute / hour / day…) |
| , | list separator (e.g. 1,15,30) |
| - | range (e.g. 9-17 means 9 through 17) |
| / | step (e.g. */5 means every 5) |
| @daily | shortcuts for common schedules |