Cron Expression Explainer

Paste a cron expression (5 or 6 fields) and see what it means in human English. Live next-run preview included.

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Cron expression

at minute 30, at hour 2, every day, every month, every day of the week

Minute30at minute 30

Hour2at hour 2

Day of month*every day

Month*every month

Day of week*every day of the week

How to use

1
Paste a cron expression
5 fields (minute hour DoM month DoW) or 6 (with leading second).
2
Read the plain English
Each field is broken down individually too.
3
Try a preset
Quick chips for the common ones — every minute, hourly, weekdays at 9, etc.

What syntax is supported?

*, ranges (1-5), lists (1,3,5), steps (*/15 or 1-9/2). Special @yearly/@daily/etc shortcuts and "L"/"#" qualifiers are not yet supported.