Cron Expression Explainer
Translate a cron expression into plain English and a field-by-field breakdown.
09**1-5Recommended next steps
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Frequently asked questions
The standard 5-field crontab format: minute, hour, day of month, month, and day of week. It supports *, ranges (1-5), lists (1,3,5), steps (*/15) and three-letter month and weekday names (JAN, MON).
Sunday is 0 and Saturday is 6, with 7 also accepted for Sunday — the convention used by Linux/Vixie cron. Names like MON–FRI work too.
Yes. It lists the next few runs, computed in your browser’s local time zone. A server in a different time zone may fire at different clock times.
Last updated 2026-06-20.