schedule_send Cron Expression Parser

Understand any cron expression.

Enter a standard 5-field cron expression to see what it means and when it will next run.

Cron expression format

A standard cron expression has 5 fields, in order: minute (0-59), hour (0-23), day of month (1-31), month (1-12), and day of week (0-6, Sunday is 0). Each field accepts *, a single number, a range like 1-5, a list like 1,3,5, or a step like */15.